Home / 37,155,919.08-55,719,678.16-12,222,528.76

Finding the Fourth Proportional to 37,155,919.08, 55,719,678.16 and 12,222,528.76

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Solution

The fourth proportional to 37,155,919.08, 55,719,678.16 and 12,222,528.76 is: 18,329,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,155,919.08 : 55,719,678.16 = 12,222,528.76 : x
  2. Step 2: Convert to fraction form
    37,155,919.08/55,719,678.16 = 12,222,528.76/x
  3. Step 3: Cross multiply
    37,155,919.08x = 55,719,678.16 × 12,222,528.76
  4. Step 4: Simplify right side
    37,155,919.08x = 681,035,368,808,543.88
  5. Step 5: Solve for x
    x = 681,035,368,808,543.88/37,155,919.08
  6. Step 6: Final answer
    x = 18,329,121.86

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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.