Home / 10,332,914.12-15,477,227.78-8,404,672.66

Finding the Fourth Proportional to 10,332,914.12, 15,477,227.78 and 8,404,672.66

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Solution

The fourth proportional to 10,332,914.12, 15,477,227.78 and 8,404,672.66 is: 12,588,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332,914.12 : 15,477,227.78 = 8,404,672.66 : x
  2. Step 2: Convert to fraction form
    10,332,914.12/15,477,227.78 = 8,404,672.66/x
  3. Step 3: Cross multiply
    10,332,914.12x = 15,477,227.78 × 8,404,672.66
  4. Step 4: Simplify right side
    10,332,914.12x = 130,081,033,175,158.48
  5. Step 5: Solve for x
    x = 130,081,033,175,158.48/10,332,914.12
  6. Step 6: Final answer
    x = 12,588,997.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.