Home / 18,752,131.60-28,053,547.80-16,255,517.20

Finding the Fourth Proportional to 18,752,131.60, 28,053,547.80 and 16,255,517.20

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Solution

The fourth proportional to 18,752,131.60, 28,053,547.80 and 16,255,517.20 is: 24,318,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752,131.60 : 28,053,547.80 = 16,255,517.20 : x
  2. Step 2: Convert to fraction form
    18,752,131.60/28,053,547.80 = 16,255,517.20/x
  3. Step 3: Cross multiply
    18,752,131.60x = 28,053,547.80 × 16,255,517.20
  4. Step 4: Simplify right side
    18,752,131.60x = 456,024,928,783,922.12
  5. Step 5: Solve for x
    x = 456,024,928,783,922.12/18,752,131.60
  6. Step 6: Final answer
    x = 24,318,564.87

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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.