Home / 8,340,111-11,509,275.42-4,718,439

Finding the Fourth Proportional to 8,340,111, 11,509,275.42 and 4,718,439

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Solution

The fourth proportional to 8,340,111, 11,509,275.42 and 4,718,439 is: 6,511,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340,111 : 11,509,275.42 = 4,718,439 : x
  2. Step 2: Convert to fraction form
    8,340,111/11,509,275.42 = 4,718,439/x
  3. Step 3: Cross multiply
    8,340,111x = 11,509,275.42 × 4,718,439
  4. Step 4: Simplify right side
    8,340,111x = 54,305,814,003,469.38
  5. Step 5: Solve for x
    x = 54,305,814,003,469.38/8,340,111
  6. Step 6: Final answer
    x = 6,511,401.83

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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.