Home / 12,115,363.62-16,719,308.59-6,608,762.94

Finding the Fourth Proportional to 12,115,363.62, 16,719,308.59 and 6,608,762.94

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Solution

The fourth proportional to 12,115,363.62, 16,719,308.59 and 6,608,762.94 is: 9,120,151.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,363.62 : 16,719,308.59 = 6,608,762.94 : x
  2. Step 2: Convert to fraction form
    12,115,363.62/16,719,308.59 = 6,608,762.94/x
  3. Step 3: Cross multiply
    12,115,363.62x = 16,719,308.59 × 6,608,762.94
  4. Step 4: Simplify right side
    12,115,363.62x = 110,493,947,022,143.38
  5. Step 5: Solve for x
    x = 110,493,947,022,143.38/12,115,363.62
  6. Step 6: Final answer
    x = 9,120,151.12

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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.