Home / 9,717,939.11-13,410,847.76-5,531,419.55

Finding the Fourth Proportional to 9,717,939.11, 13,410,847.76 and 5,531,419.55

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Solution

The fourth proportional to 9,717,939.11, 13,410,847.76 and 5,531,419.55 is: 7,633,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717,939.11 : 13,410,847.76 = 5,531,419.55 : x
  2. Step 2: Convert to fraction form
    9,717,939.11/13,410,847.76 = 5,531,419.55/x
  3. Step 3: Cross multiply
    9,717,939.11x = 13,410,847.76 × 5,531,419.55
  4. Step 4: Simplify right side
    9,717,939.11x = 74,181,025,387,026.38
  5. Step 5: Solve for x
    x = 74,181,025,387,026.38/9,717,939.11
  6. Step 6: Final answer
    x = 7,633,411.22

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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.