Home / 11,974,763.38-16,525,180.10-6,468,138.21

Finding the Fourth Proportional to 11,974,763.38, 16,525,180.10 and 6,468,138.21

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Solution

The fourth proportional to 11,974,763.38, 16,525,180.10 and 6,468,138.21 is: 8,926,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974,763.38 : 16,525,180.10 = 6,468,138.21 : x
  2. Step 2: Convert to fraction form
    11,974,763.38/16,525,180.10 = 6,468,138.21/x
  3. Step 3: Cross multiply
    11,974,763.38x = 16,525,180.10 × 6,468,138.21
  4. Step 4: Simplify right side
    11,974,763.38x = 106,887,148,831,941.62
  5. Step 5: Solve for x
    x = 106,887,148,831,941.62/11,974,763.38
  6. Step 6: Final answer
    x = 8,926,034.31

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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.