Home / 9,679,943.50-13,359,102.83-5,550,358.85

Finding the Fourth Proportional to 9,679,943.50, 13,359,102.83 and 5,550,358.85

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Solution

The fourth proportional to 9,679,943.50, 13,359,102.83 and 5,550,358.85 is: 7,659,942.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679,943.50 : 13,359,102.83 = 5,550,358.85 : x
  2. Step 2: Convert to fraction form
    9,679,943.50/13,359,102.83 = 5,550,358.85/x
  3. Step 3: Cross multiply
    9,679,943.50x = 13,359,102.83 × 5,550,358.85
  4. Step 4: Simplify right side
    9,679,943.50x = 74,147,814,567,630.92
  5. Step 5: Solve for x
    x = 74,147,814,567,630.92/9,679,943.50
  6. Step 6: Final answer
    x = 7,659,942.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.