Home / 6,985,350.69-9,639,998.25-3,888,046.11

Finding the Fourth Proportional to 6,985,350.69, 9,639,998.25 and 3,888,046.11

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Solution

The fourth proportional to 6,985,350.69, 9,639,998.25 and 3,888,046.11 is: 5,365,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985,350.69 : 9,639,998.25 = 3,888,046.11 : x
  2. Step 2: Convert to fraction form
    6,985,350.69/9,639,998.25 = 3,888,046.11/x
  3. Step 3: Cross multiply
    6,985,350.69x = 9,639,998.25 × 3,888,046.11
  4. Step 4: Simplify right side
    6,985,350.69x = 37,480,757,696,319.30
  5. Step 5: Solve for x
    x = 37,480,757,696,319.30/6,985,350.69
  6. Step 6: Final answer
    x = 5,365,622.91

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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.