Home / 8,780,898.69-13,171,348.17-5,788,382.85

Finding the Fourth Proportional to 8,780,898.69, 13,171,348.17 and 5,788,382.85

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Solution

The fourth proportional to 8,780,898.69, 13,171,348.17 and 5,788,382.85 is: 8,682,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780,898.69 : 13,171,348.17 = 5,788,382.85 : x
  2. Step 2: Convert to fraction form
    8,780,898.69/13,171,348.17 = 5,788,382.85/x
  3. Step 3: Cross multiply
    8,780,898.69x = 13,171,348.17 × 5,788,382.85
  4. Step 4: Simplify right side
    8,780,898.69x = 76,240,805,858,606.88
  5. Step 5: Solve for x
    x = 76,240,805,858,606.88/8,780,898.69
  6. Step 6: Final answer
    x = 8,682,574.36

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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.