Home / 56,948,044.55-78,587,909.55-30,841,964.66

Finding the Fourth Proportional to 56,948,044.55, 78,587,909.55 and 30,841,964.66

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Solution

The fourth proportional to 56,948,044.55, 78,587,909.55 and 30,841,964.66 is: 42,561,698.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,948,044.55 : 78,587,909.55 = 30,841,964.66 : x
  2. Step 2: Convert to fraction form
    56,948,044.55/78,587,909.55 = 30,841,964.66/x
  3. Step 3: Cross multiply
    56,948,044.55x = 78,587,909.55 × 30,841,964.66
  4. Step 4: Simplify right side
    56,948,044.55x = 2,423,805,528,651,437
  5. Step 5: Solve for x
    x = 2,423,805,528,651,437/56,948,044.55
  6. Step 6: Final answer
    x = 42,561,698.97

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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.