Home / 10,178,568.60-15,267,843.15-2,605,522.20

Finding the Fourth Proportional to 10,178,568.60, 15,267,843.15 and 2,605,522.20

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Solution

The fourth proportional to 10,178,568.60, 15,267,843.15 and 2,605,522.20 is: 3,908,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178,568.60 : 15,267,843.15 = 2,605,522.20 : x
  2. Step 2: Convert to fraction form
    10,178,568.60/15,267,843.15 = 2,605,522.20/x
  3. Step 3: Cross multiply
    10,178,568.60x = 15,267,843.15 × 2,605,522.20
  4. Step 4: Simplify right side
    10,178,568.60x = 39,780,704,273,442.94
  5. Step 5: Solve for x
    x = 39,780,704,273,442.94/10,178,568.60
  6. Step 6: Final answer
    x = 3,908,280.80

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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.