Home / 56,386,891.40-84,580,337.10-18,049,656.20

Finding the Fourth Proportional to 56,386,891.40, 84,580,337.10 and 18,049,656.20

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Solution

The fourth proportional to 56,386,891.40, 84,580,337.10 and 18,049,656.20 is: 27,074,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,386,891.40 : 84,580,337.10 = 18,049,656.20 : x
  2. Step 2: Convert to fraction form
    56,386,891.40/84,580,337.10 = 18,049,656.20/x
  3. Step 3: Cross multiply
    56,386,891.40x = 84,580,337.10 × 18,049,656.20
  4. Step 4: Simplify right side
    56,386,891.40x = 1,526,646,005,935,104.75
  5. Step 5: Solve for x
    x = 1,526,646,005,935,104.75/56,386,891.40
  6. Step 6: Final answer
    x = 27,074,484.30

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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.