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Finding the Fourth Proportional to 17,766,005.10, 26,649,007.65 and 14,896,223.70

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Solution

The fourth proportional to 17,766,005.10, 26,649,007.65 and 14,896,223.70 is: 22,344,335.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766,005.10 : 26,649,007.65 = 14,896,223.70 : x
  2. Step 2: Convert to fraction form
    17,766,005.10/26,649,007.65 = 14,896,223.70/x
  3. Step 3: Cross multiply
    17,766,005.10x = 26,649,007.65 × 14,896,223.70
  4. Step 4: Simplify right side
    17,766,005.10x = 396,969,579,337,411.25
  5. Step 5: Solve for x
    x = 396,969,579,337,411.25/17,766,005.10
  6. Step 6: Final answer
    x = 22,344,335.55

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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.