Home / 10,890,147.30-16,335,220.95-9,397,155.30

Finding the Fourth Proportional to 10,890,147.30, 16,335,220.95 and 9,397,155.30

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Solution

The fourth proportional to 10,890,147.30, 16,335,220.95 and 9,397,155.30 is: 14,095,732.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,147.30 : 16,335,220.95 = 9,397,155.30 : x
  2. Step 2: Convert to fraction form
    10,890,147.30/16,335,220.95 = 9,397,155.30/x
  3. Step 3: Cross multiply
    10,890,147.30x = 16,335,220.95 × 9,397,155.30
  4. Step 4: Simplify right side
    10,890,147.30x = 153,504,608,126,963.53
  5. Step 5: Solve for x
    x = 153,504,608,126,963.53/10,890,147.30
  6. Step 6: Final answer
    x = 14,095,732.95

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Similar ratio
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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.