Home / 8,668,869.30-13,007,191.95-2,993,166.90

Finding the Fourth Proportional to 8,668,869.30, 13,007,191.95 and 2,993,166.90

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Solution

The fourth proportional to 8,668,869.30, 13,007,191.95 and 2,993,166.90 is: 4,491,092.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,869.30 : 13,007,191.95 = 2,993,166.90 : x
  2. Step 2: Convert to fraction form
    8,668,869.30/13,007,191.95 = 2,993,166.90/x
  3. Step 3: Cross multiply
    8,668,869.30x = 13,007,191.95 × 2,993,166.90
  4. Step 4: Simplify right side
    8,668,869.30x = 38,932,696,406,686.45
  5. Step 5: Solve for x
    x = 38,932,696,406,686.45/8,668,869.30
  6. Step 6: Final answer
    x = 4,491,092.79

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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.