Home / 36,268,538.40-54,402,807.60-12,011,209.20

Finding the Fourth Proportional to 36,268,538.40, 54,402,807.60 and 12,011,209.20

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Solution

The fourth proportional to 36,268,538.40, 54,402,807.60 and 12,011,209.20 is: 18,016,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,268,538.40 : 54,402,807.60 = 12,011,209.20 : x
  2. Step 2: Convert to fraction form
    36,268,538.40/54,402,807.60 = 12,011,209.20/x
  3. Step 3: Cross multiply
    36,268,538.40x = 54,402,807.60 × 12,011,209.20
  4. Step 4: Simplify right side
    36,268,538.40x = 653,443,503,150,949.88
  5. Step 5: Solve for x
    x = 653,443,503,150,949.88/36,268,538.40
  6. Step 6: Final answer
    x = 18,016,813.80

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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.