Home / 10,342,515.60-15,513,731.04-3,154,028.40

Finding the Fourth Proportional to 10,342,515.60, 15,513,731.04 and 3,154,028.40

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Solution

The fourth proportional to 10,342,515.60, 15,513,731.04 and 3,154,028.40 is: 4,731,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,515.60 : 15,513,731.04 = 3,154,028.40 : x
  2. Step 2: Convert to fraction form
    10,342,515.60/15,513,731.04 = 3,154,028.40/x
  3. Step 3: Cross multiply
    10,342,515.60x = 15,513,731.04 × 3,154,028.40
  4. Step 4: Simplify right side
    10,342,515.60x = 48,930,748,290,121.53
  5. Step 5: Solve for x
    x = 48,930,748,290,121.53/10,342,515.60
  6. Step 6: Final answer
    x = 4,731,029.68

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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.