Home / 37,862,405.40-56,793,608.10-12,305,998.20

Finding the Fourth Proportional to 37,862,405.40, 56,793,608.10 and 12,305,998.20

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Solution

The fourth proportional to 37,862,405.40, 56,793,608.10 and 12,305,998.20 is: 18,458,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,862,405.40 : 56,793,608.10 = 12,305,998.20 : x
  2. Step 2: Convert to fraction form
    37,862,405.40/56,793,608.10 = 12,305,998.20/x
  3. Step 3: Cross multiply
    37,862,405.40x = 56,793,608.10 × 12,305,998.20
  4. Step 4: Simplify right side
    37,862,405.40x = 698,902,039,050,105.38
  5. Step 5: Solve for x
    x = 698,902,039,050,105.38/37,862,405.40
  6. Step 6: Final answer
    x = 18,458,997.30

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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.