Home / 54,319,630.80-81,479,446.20-44,745,819.60

Finding the Fourth Proportional to 54,319,630.80, 81,479,446.20 and 44,745,819.60

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Solution

The fourth proportional to 54,319,630.80, 81,479,446.20 and 44,745,819.60 is: 67,118,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319,630.80 : 81,479,446.20 = 44,745,819.60 : x
  2. Step 2: Convert to fraction form
    54,319,630.80/81,479,446.20 = 44,745,819.60/x
  3. Step 3: Cross multiply
    54,319,630.80x = 81,479,446.20 × 44,745,819.60
  4. Step 4: Simplify right side
    54,319,630.80x = 3,645,864,600,773,106
  5. Step 5: Solve for x
    x = 3,645,864,600,773,106/54,319,630.80
  6. Step 6: Final answer
    x = 67,118,729.40

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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.