Home / 8,432,981.61-12,641,391.45-3,568,596.55

Finding the Fourth Proportional to 8,432,981.61, 12,641,391.45 and 3,568,596.55

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Solution

The fourth proportional to 8,432,981.61, 12,641,391.45 and 3,568,596.55 is: 5,349,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,981.61 : 12,641,391.45 = 3,568,596.55 : x
  2. Step 2: Convert to fraction form
    8,432,981.61/12,641,391.45 = 3,568,596.55/x
  3. Step 3: Cross multiply
    8,432,981.61x = 12,641,391.45 × 3,568,596.55
  4. Step 4: Simplify right side
    8,432,981.61x = 45,112,025,915,669.49
  5. Step 5: Solve for x
    x = 45,112,025,915,669.49/8,432,981.61
  6. Step 6: Final answer
    x = 5,349,475.19

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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.