Home / 27,155,338.20-40,733,007.30-15,676,212.60

Finding the Fourth Proportional to 27,155,338.20, 40,733,007.30 and 15,676,212.60

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Solution

The fourth proportional to 27,155,338.20, 40,733,007.30 and 15,676,212.60 is: 23,514,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,155,338.20 : 40,733,007.30 = 15,676,212.60 : x
  2. Step 2: Convert to fraction form
    27,155,338.20/40,733,007.30 = 15,676,212.60/x
  3. Step 3: Cross multiply
    27,155,338.20x = 40,733,007.30 × 15,676,212.60
  4. Step 4: Simplify right side
    27,155,338.20x = 638,539,282,272,151.88
  5. Step 5: Solve for x
    x = 638,539,282,272,151.88/27,155,338.20
  6. Step 6: Final answer
    x = 23,514,318.90

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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.