Home / 40,278,631.20-60,417,946.80-13,352,287.20

Finding the Fourth Proportional to 40,278,631.20, 60,417,946.80 and 13,352,287.20

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Solution

The fourth proportional to 40,278,631.20, 60,417,946.80 and 13,352,287.20 is: 20,028,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,278,631.20 : 60,417,946.80 = 13,352,287.20 : x
  2. Step 2: Convert to fraction form
    40,278,631.20/60,417,946.80 = 13,352,287.20/x
  3. Step 3: Cross multiply
    40,278,631.20x = 60,417,946.80 × 13,352,287.20
  4. Step 4: Simplify right side
    40,278,631.20x = 806,717,777,707,920.88
  5. Step 5: Solve for x
    x = 806,717,777,707,920.88/40,278,631.20
  6. Step 6: Final answer
    x = 20,028,430.80

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1.5x scale

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.