Home / 8,241,753.70-12,339,010.95-8,005,557.70

Finding the Fourth Proportional to 8,241,753.70, 12,339,010.95 and 8,005,557.70

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Solution

The fourth proportional to 8,241,753.70, 12,339,010.95 and 8,005,557.70 is: 11,985,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241,753.70 : 12,339,010.95 = 8,005,557.70 : x
  2. Step 2: Convert to fraction form
    8,241,753.70/12,339,010.95 = 8,005,557.70/x
  3. Step 3: Cross multiply
    8,241,753.70x = 12,339,010.95 × 8,005,557.70
  4. Step 4: Simplify right side
    8,241,753.70x = 98,780,664,121,156.81
  5. Step 5: Solve for x
    x = 98,780,664,121,156.81/8,241,753.70
  6. Step 6: Final answer
    x = 11,985,393.85

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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.