Home / 54,518,139.60-81,777,209.40-36,378,286.80

Finding the Fourth Proportional to 54,518,139.60, 81,777,209.40 and 36,378,286.80

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Solution

The fourth proportional to 54,518,139.60, 81,777,209.40 and 36,378,286.80 is: 54,567,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,139.60 : 81,777,209.40 = 36,378,286.80 : x
  2. Step 2: Convert to fraction form
    54,518,139.60/81,777,209.40 = 36,378,286.80/x
  3. Step 3: Cross multiply
    54,518,139.60x = 81,777,209.40 × 36,378,286.80
  4. Step 4: Simplify right side
    54,518,139.60x = 2,974,914,777,256,856
  5. Step 5: Solve for x
    x = 2,974,914,777,256,856/54,518,139.60
  6. Step 6: Final answer
    x = 54,567,430.20

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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.