Home / 7,538,630.73-10,403,517.50-4,231,130.61

Finding the Fourth Proportional to 7,538,630.73, 10,403,517.50 and 4,231,130.61

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Solution

The fourth proportional to 7,538,630.73, 10,403,517.50 and 4,231,130.61 is: 5,839,076.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538,630.73 : 10,403,517.50 = 4,231,130.61 : x
  2. Step 2: Convert to fraction form
    7,538,630.73/10,403,517.50 = 4,231,130.61/x
  3. Step 3: Cross multiply
    7,538,630.73x = 10,403,517.50 × 4,231,130.61
  4. Step 4: Simplify right side
    7,538,630.73x = 44,018,641,324,765.02
  5. Step 5: Solve for x
    x = 44,018,641,324,765.02/7,538,630.73
  6. Step 6: Final answer
    x = 5,839,076.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.