Home / 19,557,680.20-29,336,520.30-17,876,681.80

Finding the Fourth Proportional to 19,557,680.20, 29,336,520.30 and 17,876,681.80

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Solution

The fourth proportional to 19,557,680.20, 29,336,520.30 and 17,876,681.80 is: 26,815,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557,680.20 : 29,336,520.30 = 17,876,681.80 : x
  2. Step 2: Convert to fraction form
    19,557,680.20/29,336,520.30 = 17,876,681.80/x
  3. Step 3: Cross multiply
    19,557,680.20x = 29,336,520.30 × 17,876,681.80
  4. Step 4: Simplify right side
    19,557,680.20x = 524,439,638,522,340.56
  5. Step 5: Solve for x
    x = 524,439,638,522,340.56/19,557,680.20
  6. Step 6: Final answer
    x = 26,815,022.70

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Double scale
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1.5x scale

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.