Home / 8,612,400.68-11,886,834.12-4,943,797.28

Finding the Fourth Proportional to 8,612,400.68, 11,886,834.12 and 4,943,797.28

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Solution

The fourth proportional to 8,612,400.68, 11,886,834.12 and 4,943,797.28 is: 6,823,428.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,400.68 : 11,886,834.12 = 4,943,797.28 : x
  2. Step 2: Convert to fraction form
    8,612,400.68/11,886,834.12 = 4,943,797.28/x
  3. Step 3: Cross multiply
    8,612,400.68x = 11,886,834.12 × 4,943,797.28
  4. Step 4: Simplify right side
    8,612,400.68x = 58,766,098,190,267.20
  5. Step 5: Solve for x
    x = 58,766,098,190,267.20/8,612,400.68
  6. Step 6: Final answer
    x = 6,823,428.26

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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.