Home / 56,771,214.33-78,344,306.08-30,665,731.62

Finding the Fourth Proportional to 56,771,214.33, 78,344,306.08 and 30,665,731.62

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Solution

The fourth proportional to 56,771,214.33, 78,344,306.08 and 30,665,731.62 is: 42,318,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,771,214.33 : 78,344,306.08 = 30,665,731.62 : x
  2. Step 2: Convert to fraction form
    56,771,214.33/78,344,306.08 = 30,665,731.62/x
  3. Step 3: Cross multiply
    56,771,214.33x = 78,344,306.08 × 30,665,731.62
  4. Step 4: Simplify right side
    56,771,214.33x = 2,402,485,464,127,750
  5. Step 5: Solve for x
    x = 2,402,485,464,127,750/56,771,214.33
  6. Step 6: Final answer
    x = 42,318,726.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.