Home / 9,926,577.89-13,699,009.74-5,516,489.42

Finding the Fourth Proportional to 9,926,577.89, 13,699,009.74 and 5,516,489.42

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Solution

The fourth proportional to 9,926,577.89, 13,699,009.74 and 5,516,489.42 is: 7,612,940.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926,577.89 : 13,699,009.74 = 5,516,489.42 : x
  2. Step 2: Convert to fraction form
    9,926,577.89/13,699,009.74 = 5,516,489.42/x
  3. Step 3: Cross multiply
    9,926,577.89x = 13,699,009.74 × 5,516,489.42
  4. Step 4: Simplify right side
    9,926,577.89x = 75,570,442,226,691.91
  5. Step 5: Solve for x
    x = 75,570,442,226,691.91/9,926,577.89
  6. Step 6: Final answer
    x = 7,612,940.04

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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.