Home / 25,654,356.74-35,406,535.19-15,729,484.66

Finding the Fourth Proportional to 25,654,356.74, 35,406,535.19 and 15,729,484.66

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Solution

The fourth proportional to 25,654,356.74, 35,406,535.19 and 15,729,484.66 is: 21,708,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654,356.74 : 35,406,535.19 = 15,729,484.66 : x
  2. Step 2: Convert to fraction form
    25,654,356.74/35,406,535.19 = 15,729,484.66/x
  3. Step 3: Cross multiply
    25,654,356.74x = 35,406,535.19 × 15,729,484.66
  4. Step 4: Simplify right side
    25,654,356.74x = 556,926,551,967,691.50
  5. Step 5: Solve for x
    x = 556,926,551,967,691.50/25,654,356.74
  6. Step 6: Final answer
    x = 21,708,848.81

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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.