Home / 9,361,424.17-12,918,515.55-5,231,487.52

Finding the Fourth Proportional to 9,361,424.17, 12,918,515.55 and 5,231,487.52

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Solution

The fourth proportional to 9,361,424.17, 12,918,515.55 and 5,231,487.52 is: 7,219,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,424.17 : 12,918,515.55 = 5,231,487.52 : x
  2. Step 2: Convert to fraction form
    9,361,424.17/12,918,515.55 = 5,231,487.52/x
  3. Step 3: Cross multiply
    9,361,424.17x = 12,918,515.55 × 5,231,487.52
  4. Step 4: Simplify right side
    9,361,424.17x = 67,583,052,876,750.94
  5. Step 5: Solve for x
    x = 67,583,052,876,750.94/9,361,424.17
  6. Step 6: Final answer
    x = 7,219,313.18

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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.