Home / 9,115,010.40-13,663,184.40-5,326,543.20

Finding the Fourth Proportional to 9,115,010.40, 13,663,184.40 and 5,326,543.20

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Solution

The fourth proportional to 9,115,010.40, 13,663,184.40 and 5,326,543.20 is: 7,984,361.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,010.40 : 13,663,184.40 = 5,326,543.20 : x
  2. Step 2: Convert to fraction form
    9,115,010.40/13,663,184.40 = 5,326,543.20/x
  3. Step 3: Cross multiply
    9,115,010.40x = 13,663,184.40 × 5,326,543.20
  4. Step 4: Simplify right side
    9,115,010.40x = 72,777,541,956,166.08
  5. Step 5: Solve for x
    x = 72,777,541,956,166.08/9,115,010.40
  6. Step 6: Final answer
    x = 7,984,361.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.