Home / 15,442,621.60-23,164,110.78-4,660,015.86

Finding the Fourth Proportional to 15,442,621.60, 23,164,110.78 and 4,660,015.86

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Solution

The fourth proportional to 15,442,621.60, 23,164,110.78 and 4,660,015.86 is: 6,990,077.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442,621.60 : 23,164,110.78 = 4,660,015.86 : x
  2. Step 2: Convert to fraction form
    15,442,621.60/23,164,110.78 = 4,660,015.86/x
  3. Step 3: Cross multiply
    15,442,621.60x = 23,164,110.78 × 4,660,015.86
  4. Step 4: Simplify right side
    15,442,621.60x = 107,945,123,600,121.92
  5. Step 5: Solve for x
    x = 107,945,123,600,121.92/15,442,621.60
  6. Step 6: Final answer
    x = 6,990,077.62

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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.