Home / 10,702,487.20-16,079,945.20-8,048,279.20

Finding the Fourth Proportional to 10,702,487.20, 16,079,945.20 and 8,048,279.20

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Solution

The fourth proportional to 10,702,487.20, 16,079,945.20 and 8,048,279.20 is: 12,092,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702,487.20 : 16,079,945.20 = 8,048,279.20 : x
  2. Step 2: Convert to fraction form
    10,702,487.20/16,079,945.20 = 8,048,279.20/x
  3. Step 3: Cross multiply
    10,702,487.20x = 16,079,945.20 × 8,048,279.20
  4. Step 4: Simplify right side
    10,702,487.20x = 129,415,888,490,299.84
  5. Step 5: Solve for x
    x = 129,415,888,490,299.84/10,702,487.20
  6. Step 6: Final answer
    x = 12,092,132.05

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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.