Home / 8,878,262.20-13,331,390.10-5,099,126.20

Finding the Fourth Proportional to 8,878,262.20, 13,331,390.10 and 5,099,126.20

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Solution

The fourth proportional to 8,878,262.20, 13,331,390.10 and 5,099,126.20 is: 7,656,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878,262.20 : 13,331,390.10 = 5,099,126.20 : x
  2. Step 2: Convert to fraction form
    8,878,262.20/13,331,390.10 = 5,099,126.20/x
  3. Step 3: Cross multiply
    8,878,262.20x = 13,331,390.10 × 5,099,126.20
  4. Step 4: Simplify right side
    8,878,262.20x = 67,978,440,541,330.62
  5. Step 5: Solve for x
    x = 67,978,440,541,330.62/8,878,262.20
  6. Step 6: Final answer
    x = 7,656,728.20

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1.5x scale

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.