Home / 8,157,115.20-12,225,175.20-6,254,425.20

Finding the Fourth Proportional to 8,157,115.20, 12,225,175.20 and 6,254,425.20

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Solution

The fourth proportional to 8,157,115.20, 12,225,175.20 and 6,254,425.20 is: 9,373,588.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157,115.20 : 12,225,175.20 = 6,254,425.20 : x
  2. Step 2: Convert to fraction form
    8,157,115.20/12,225,175.20 = 6,254,425.20/x
  3. Step 3: Cross multiply
    8,157,115.20x = 12,225,175.20 × 6,254,425.20
  4. Step 4: Simplify right side
    8,157,115.20x = 76,461,443,845,295.03
  5. Step 5: Solve for x
    x = 76,461,443,845,295.03/8,157,115.20
  6. Step 6: Final answer
    x = 9,373,588.82

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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.