Home / 8,363,287.02-12,545,601.14-3,178,380.50

Finding the Fourth Proportional to 8,363,287.02, 12,545,601.14 and 3,178,380.50

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Solution

The fourth proportional to 8,363,287.02, 12,545,601.14 and 3,178,380.50 is: 4,767,825.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363,287.02 : 12,545,601.14 = 3,178,380.50 : x
  2. Step 2: Convert to fraction form
    8,363,287.02/12,545,601.14 = 3,178,380.50/x
  3. Step 3: Cross multiply
    8,363,287.02x = 12,545,601.14 × 3,178,380.50
  4. Step 4: Simplify right side
    8,363,287.02x = 39,874,694,024,153.77
  5. Step 5: Solve for x
    x = 39,874,694,024,153.77/8,363,287.02
  6. Step 6: Final answer
    x = 4,767,825.61

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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.