Home / 11,347,951.70-17,021,927.55-9,108,463.70

Finding the Fourth Proportional to 11,347,951.70, 17,021,927.55 and 9,108,463.70

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Solution

The fourth proportional to 11,347,951.70, 17,021,927.55 and 9,108,463.70 is: 13,662,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,951.70 : 17,021,927.55 = 9,108,463.70 : x
  2. Step 2: Convert to fraction form
    11,347,951.70/17,021,927.55 = 9,108,463.70/x
  3. Step 3: Cross multiply
    11,347,951.70x = 17,021,927.55 × 9,108,463.70
  4. Step 4: Simplify right side
    11,347,951.70x = 155,043,609,193,204.94
  5. Step 5: Solve for x
    x = 155,043,609,193,204.94/11,347,951.70
  6. Step 6: Final answer
    x = 13,662,695.55

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Similar ratio
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1.5x scale

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.