Home / 9,262,390.30-12,781,908.14-5,132,385.38

Finding the Fourth Proportional to 9,262,390.30, 12,781,908.14 and 5,132,385.38

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Solution

The fourth proportional to 9,262,390.30, 12,781,908.14 and 5,132,385.38 is: 7,082,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262,390.30 : 12,781,908.14 = 5,132,385.38 : x
  2. Step 2: Convert to fraction form
    9,262,390.30/12,781,908.14 = 5,132,385.38/x
  3. Step 3: Cross multiply
    9,262,390.30x = 12,781,908.14 × 5,132,385.38
  4. Step 4: Simplify right side
    9,262,390.30x = 65,601,678,472,531.84
  5. Step 5: Solve for x
    x = 65,601,678,472,531.84/9,262,390.30
  6. Step 6: Final answer
    x = 7,082,586.28

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1.5x scale

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.