Home / 19,586,471.20-29,358,711.60-7,451,245.60

Finding the Fourth Proportional to 19,586,471.20, 29,358,711.60 and 7,451,245.60

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Solution

The fourth proportional to 19,586,471.20, 29,358,711.60 and 7,451,245.60 is: 11,168,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,471.20 : 29,358,711.60 = 7,451,245.60 : x
  2. Step 2: Convert to fraction form
    19,586,471.20/29,358,711.60 = 7,451,245.60/x
  3. Step 3: Cross multiply
    19,586,471.20x = 29,358,711.60 × 7,451,245.60
  4. Step 4: Simplify right side
    19,586,471.20x = 218,758,970,631,168.97
  5. Step 5: Solve for x
    x = 218,758,970,631,168.97/19,586,471.20
  6. Step 6: Final answer
    x = 11,168,881.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.