Home / 8,620,737.10-12,916,472.57-5,201,839.64

Finding the Fourth Proportional to 8,620,737.10, 12,916,472.57 and 5,201,839.64

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Solution

The fourth proportional to 8,620,737.10, 12,916,472.57 and 5,201,839.64 is: 7,793,929.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,737.10 : 12,916,472.57 = 5,201,839.64 : x
  2. Step 2: Convert to fraction form
    8,620,737.10/12,916,472.57 = 5,201,839.64/x
  3. Step 3: Cross multiply
    8,620,737.10x = 12,916,472.57 × 5,201,839.64
  4. Step 4: Simplify right side
    8,620,737.10x = 67,189,419,078,647.91
  5. Step 5: Solve for x
    x = 67,189,419,078,647.91/8,620,737.10
  6. Step 6: Final answer
    x = 7,793,929.72

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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.