Home / 49,207,721.60-73,811,582.40-15,129,012.80

Finding the Fourth Proportional to 49,207,721.60, 73,811,582.40 and 15,129,012.80

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Solution

The fourth proportional to 49,207,721.60, 73,811,582.40 and 15,129,012.80 is: 22,693,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,721.60 : 73,811,582.40 = 15,129,012.80 : x
  2. Step 2: Convert to fraction form
    49,207,721.60/73,811,582.40 = 15,129,012.80/x
  3. Step 3: Cross multiply
    49,207,721.60x = 73,811,582.40 × 15,129,012.80
  4. Step 4: Simplify right side
    49,207,721.60x = 1,116,696,374,917,854.88
  5. Step 5: Solve for x
    x = 1,116,696,374,917,854.88/49,207,721.60
  6. Step 6: Final answer
    x = 22,693,519.20

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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.