Home / 15,155,660.40-22,733,490.60-9,109,042.80

Finding the Fourth Proportional to 15,155,660.40, 22,733,490.60 and 9,109,042.80

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Solution

The fourth proportional to 15,155,660.40, 22,733,490.60 and 9,109,042.80 is: 13,663,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155,660.40 : 22,733,490.60 = 9,109,042.80 : x
  2. Step 2: Convert to fraction form
    15,155,660.40/22,733,490.60 = 9,109,042.80/x
  3. Step 3: Cross multiply
    15,155,660.40x = 22,733,490.60 × 9,109,042.80
  4. Step 4: Simplify right side
    15,155,660.40x = 207,080,338,868,797.72
  5. Step 5: Solve for x
    x = 207,080,338,868,797.72/15,155,660.40
  6. Step 6: Final answer
    x = 13,663,564.20

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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.