Home / 8,760,028.80-13,142,500.80-4,272,451.20

Finding the Fourth Proportional to 8,760,028.80, 13,142,500.80 and 4,272,451.20

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Solution

The fourth proportional to 8,760,028.80, 13,142,500.80 and 4,272,451.20 is: 6,409,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760,028.80 : 13,142,500.80 = 4,272,451.20 : x
  2. Step 2: Convert to fraction form
    8,760,028.80/13,142,500.80 = 4,272,451.20/x
  3. Step 3: Cross multiply
    8,760,028.80x = 13,142,500.80 × 4,272,451.20
  4. Step 4: Simplify right side
    8,760,028.80x = 56,150,693,313,960.97
  5. Step 5: Solve for x
    x = 56,150,693,313,960.97/8,760,028.80
  6. Step 6: Final answer
    x = 6,409,875.42

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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.