Home / 37,155,889.04-55,719,633.20-12,222,498.72

Finding the Fourth Proportional to 37,155,889.04, 55,719,633.20 and 12,222,498.72

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Solution

The fourth proportional to 37,155,889.04, 55,719,633.20 and 12,222,498.72 is: 18,329,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,155,889.04 : 55,719,633.20 = 12,222,498.72 : x
  2. Step 2: Convert to fraction form
    37,155,889.04/55,719,633.20 = 12,222,498.72/x
  3. Step 3: Cross multiply
    37,155,889.04x = 55,719,633.20 × 12,222,498.72
  4. Step 4: Simplify right side
    37,155,889.04x = 681,033,145,465,869.62
  5. Step 5: Solve for x
    x = 681,033,145,465,869.62/37,155,889.04
  6. Step 6: Final answer
    x = 18,329,076.85

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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.