Home / 14,852,221.35-20,500,340.27-8,970,920.97

Finding the Fourth Proportional to 14,852,221.35, 20,500,340.27 and 8,970,920.97

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Solution

The fourth proportional to 14,852,221.35, 20,500,340.27 and 8,970,920.97 is: 12,382,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852,221.35 : 20,500,340.27 = 8,970,920.97 : x
  2. Step 2: Convert to fraction form
    14,852,221.35/20,500,340.27 = 8,970,920.97/x
  3. Step 3: Cross multiply
    14,852,221.35x = 20,500,340.27 × 8,970,920.97
  4. Step 4: Simplify right side
    14,852,221.35x = 183,906,932,375,423.88
  5. Step 5: Solve for x
    x = 183,906,932,375,423.88/14,852,221.35
  6. Step 6: Final answer
    x = 12,382,452.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.