Home / 8,487,943.78-11,713,363.68-4,620,494.30

Finding the Fourth Proportional to 8,487,943.78, 11,713,363.68 and 4,620,494.30

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Solution

The fourth proportional to 8,487,943.78, 11,713,363.68 and 4,620,494.30 is: 6,376,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,943.78 : 11,713,363.68 = 4,620,494.30 : x
  2. Step 2: Convert to fraction form
    8,487,943.78/11,713,363.68 = 4,620,494.30/x
  3. Step 3: Cross multiply
    8,487,943.78x = 11,713,363.68 × 4,620,494.30
  4. Step 4: Simplify right side
    8,487,943.78x = 54,121,530,117,267.02
  5. Step 5: Solve for x
    x = 54,121,530,117,267.02/8,487,943.78
  6. Step 6: Final answer
    x = 6,376,282.82

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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.