Home / 6,662,756.54-9,998,116.43-6,120,686.72

Finding the Fourth Proportional to 6,662,756.54, 9,998,116.43 and 6,120,686.72

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Solution

The fourth proportional to 6,662,756.54, 9,998,116.43 and 6,120,686.72 is: 9,184,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,756.54 : 9,998,116.43 = 6,120,686.72 : x
  2. Step 2: Convert to fraction form
    6,662,756.54/9,998,116.43 = 6,120,686.72/x
  3. Step 3: Cross multiply
    6,662,756.54x = 9,998,116.43 × 6,120,686.72
  4. Step 4: Simplify right side
    6,662,756.54x = 61,195,338,377,520.80
  5. Step 5: Solve for x
    x = 61,195,338,377,520.80/6,662,756.54
  6. Step 6: Final answer
    x = 9,184,687.76

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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.