Home / 9,132,381.25-12,602,531.68-5,057,912.77

Finding the Fourth Proportional to 9,132,381.25, 12,602,531.68 and 5,057,912.77

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Solution

The fourth proportional to 9,132,381.25, 12,602,531.68 and 5,057,912.77 is: 6,979,834.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,381.25 : 12,602,531.68 = 5,057,912.77 : x
  2. Step 2: Convert to fraction form
    9,132,381.25/12,602,531.68 = 5,057,912.77/x
  3. Step 3: Cross multiply
    9,132,381.25x = 12,602,531.68 × 5,057,912.77
  4. Step 4: Simplify right side
    9,132,381.25x = 63,742,505,918,601.55
  5. Step 5: Solve for x
    x = 63,742,505,918,601.55/9,132,381.25
  6. Step 6: Final answer
    x = 6,979,834.08

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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.