Home / 7,110,773.69-9,812,847.96-3,847,643.91

Finding the Fourth Proportional to 7,110,773.69, 9,812,847.96 and 3,847,643.91

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Solution

The fourth proportional to 7,110,773.69, 9,812,847.96 and 3,847,643.91 is: 5,309,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,773.69 : 9,812,847.96 = 3,847,643.91 : x
  2. Step 2: Convert to fraction form
    7,110,773.69/9,812,847.96 = 3,847,643.91/x
  3. Step 3: Cross multiply
    7,110,773.69x = 9,812,847.96 × 3,847,643.91
  4. Step 4: Simplify right side
    7,110,773.69x = 37,756,344,693,049.93
  5. Step 5: Solve for x
    x = 37,756,344,693,049.93/7,110,773.69
  6. Step 6: Final answer
    x = 5,309,737.92

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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.