Home / 52,695,312.12-72,717,966-29,174,895

Finding the Fourth Proportional to 52,695,312.12, 72,717,966 and 29,174,895

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Solution

The fourth proportional to 52,695,312.12, 72,717,966 and 29,174,895 is: 40,260,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695,312.12 : 72,717,966 = 29,174,895 : x
  2. Step 2: Convert to fraction form
    52,695,312.12/72,717,966 = 29,174,895/x
  3. Step 3: Cross multiply
    52,695,312.12x = 72,717,966 × 29,174,895
  4. Step 4: Simplify right side
    52,695,312.12x = 2,121,539,022,663,570
  5. Step 5: Solve for x
    x = 2,121,539,022,663,570/52,695,312.12
  6. Step 6: Final answer
    x = 40,260,488.79

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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.