Home / 15,446,531.20-23,178,091.20-6,471,990.40

Finding the Fourth Proportional to 15,446,531.20, 23,178,091.20 and 6,471,990.40

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Solution

The fourth proportional to 15,446,531.20, 23,178,091.20 and 6,471,990.40 is: 9,711,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446,531.20 : 23,178,091.20 = 6,471,990.40 : x
  2. Step 2: Convert to fraction form
    15,446,531.20/23,178,091.20 = 6,471,990.40/x
  3. Step 3: Cross multiply
    15,446,531.20x = 23,178,091.20 × 6,471,990.40
  4. Step 4: Simplify right side
    15,446,531.20x = 150,008,383,736,724.47
  5. Step 5: Solve for x
    x = 150,008,383,736,724.47/15,446,531.20
  6. Step 6: Final answer
    x = 9,711,460.90

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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.