Home / 8,878,231.20-13,331,343.60-5,099,095.20

Finding the Fourth Proportional to 8,878,231.20, 13,331,343.60 and 5,099,095.20

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Solution

The fourth proportional to 8,878,231.20, 13,331,343.60 and 5,099,095.20 is: 7,656,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878,231.20 : 13,331,343.60 = 5,099,095.20 : x
  2. Step 2: Convert to fraction form
    8,878,231.20/13,331,343.60 = 5,099,095.20/x
  3. Step 3: Cross multiply
    8,878,231.20x = 13,331,343.60 × 5,099,095.20
  4. Step 4: Simplify right side
    8,878,231.20x = 67,977,790,160,310.72
  5. Step 5: Solve for x
    x = 67,977,790,160,310.72/8,878,231.20
  6. Step 6: Final answer
    x = 7,656,681.68

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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.