Home / 37,431,113.40-56,146,670.10-18,251,998.20

Finding the Fourth Proportional to 37,431,113.40, 56,146,670.10 and 18,251,998.20

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Solution

The fourth proportional to 37,431,113.40, 56,146,670.10 and 18,251,998.20 is: 27,377,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,431,113.40 : 56,146,670.10 = 18,251,998.20 : x
  2. Step 2: Convert to fraction form
    37,431,113.40/56,146,670.10 = 18,251,998.20/x
  3. Step 3: Cross multiply
    37,431,113.40x = 56,146,670.10 × 18,251,998.20
  4. Step 4: Simplify right side
    37,431,113.40x = 1,024,788,921,601,193.75
  5. Step 5: Solve for x
    x = 1,024,788,921,601,193.75/37,431,113.40
  6. Step 6: Final answer
    x = 27,377,997.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.