Home / 9,321,824.70-13,959,117.45-7,432,256.70

Finding the Fourth Proportional to 9,321,824.70, 13,959,117.45 and 7,432,256.70

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Solution

The fourth proportional to 9,321,824.70, 13,959,117.45 and 7,432,256.70 is: 11,129,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,321,824.70 : 13,959,117.45 = 7,432,256.70 : x
  2. Step 2: Convert to fraction form
    9,321,824.70/13,959,117.45 = 7,432,256.70/x
  3. Step 3: Cross multiply
    9,321,824.70x = 13,959,117.45 × 7,432,256.70
  4. Step 4: Simplify right side
    9,321,824.70x = 103,747,744,193,849.41
  5. Step 5: Solve for x
    x = 103,747,744,193,849.41/9,321,824.70
  6. Step 6: Final answer
    x = 11,129,553.23

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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.