Home / 9,098,608.30-12,557,701.30-5,377,287.39

Finding the Fourth Proportional to 9,098,608.30, 12,557,701.30 and 5,377,287.39

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Solution

The fourth proportional to 9,098,608.30, 12,557,701.30 and 5,377,287.39 is: 7,421,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098,608.30 : 12,557,701.30 = 5,377,287.39 : x
  2. Step 2: Convert to fraction form
    9,098,608.30/12,557,701.30 = 5,377,287.39/x
  3. Step 3: Cross multiply
    9,098,608.30x = 12,557,701.30 × 5,377,287.39
  4. Step 4: Simplify right side
    9,098,608.30x = 67,526,368,832,742.95
  5. Step 5: Solve for x
    x = 67,526,368,832,742.95/9,098,608.30
  6. Step 6: Final answer
    x = 7,421,615.11

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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.