Home / 8,758,381.68-13,137,930.60-3,005,072.04

Finding the Fourth Proportional to 8,758,381.68, 13,137,930.60 and 3,005,072.04

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Solution

The fourth proportional to 8,758,381.68, 13,137,930.60 and 3,005,072.04 is: 4,507,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,381.68 : 13,137,930.60 = 3,005,072.04 : x
  2. Step 2: Convert to fraction form
    8,758,381.68/13,137,930.60 = 3,005,072.04/x
  3. Step 3: Cross multiply
    8,758,381.68x = 13,137,930.60 × 3,005,072.04
  4. Step 4: Simplify right side
    8,758,381.68x = 39,480,427,909,520.42
  5. Step 5: Solve for x
    x = 39,480,427,909,520.42/8,758,381.68
  6. Step 6: Final answer
    x = 4,507,730.92

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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.