Home / 18,153,531.20-27,230,296.80-16,641,876.80

Finding the Fourth Proportional to 18,153,531.20, 27,230,296.80 and 16,641,876.80

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Solution

The fourth proportional to 18,153,531.20, 27,230,296.80 and 16,641,876.80 is: 24,962,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,531.20 : 27,230,296.80 = 16,641,876.80 : x
  2. Step 2: Convert to fraction form
    18,153,531.20/27,230,296.80 = 16,641,876.80/x
  3. Step 3: Cross multiply
    18,153,531.20x = 27,230,296.80 × 16,641,876.80
  4. Step 4: Simplify right side
    18,153,531.20x = 453,163,244,573,034.25
  5. Step 5: Solve for x
    x = 453,163,244,573,034.25/18,153,531.20
  6. Step 6: Final answer
    x = 24,962,815.20

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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.