Home / 18,195,139.60-27,218,059.80-16,403,549.20

Finding the Fourth Proportional to 18,195,139.60, 27,218,059.80 and 16,403,549.20

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Solution

The fourth proportional to 18,195,139.60, 27,218,059.80 and 16,403,549.20 is: 24,538,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195,139.60 : 27,218,059.80 = 16,403,549.20 : x
  2. Step 2: Convert to fraction form
    18,195,139.60/27,218,059.80 = 16,403,549.20/x
  3. Step 3: Cross multiply
    18,195,139.60x = 27,218,059.80 × 16,403,549.20
  4. Step 4: Simplify right side
    18,195,139.60x = 446,472,783,057,842.12
  5. Step 5: Solve for x
    x = 446,472,783,057,842.12/18,195,139.60
  6. Step 6: Final answer
    x = 24,538,024.60

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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.