Home / 29,342,928.80-44,016,337.20-7,777,229.60

Finding the Fourth Proportional to 29,342,928.80, 44,016,337.20 and 7,777,229.60

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Solution

The fourth proportional to 29,342,928.80, 44,016,337.20 and 7,777,229.60 is: 11,666,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,342,928.80 : 44,016,337.20 = 7,777,229.60 : x
  2. Step 2: Convert to fraction form
    29,342,928.80/44,016,337.20 = 7,777,229.60/x
  3. Step 3: Cross multiply
    29,342,928.80x = 44,016,337.20 × 7,777,229.60
  4. Step 4: Simplify right side
    29,342,928.80x = 342,325,160,555,421.12
  5. Step 5: Solve for x
    x = 342,325,160,555,421.12/29,342,928.80
  6. Step 6: Final answer
    x = 11,666,359.65

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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.