Home / 10,992,193.20-16,488,289.80-8,264,129.40

Finding the Fourth Proportional to 10,992,193.20, 16,488,289.80 and 8,264,129.40

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Solution

The fourth proportional to 10,992,193.20, 16,488,289.80 and 8,264,129.40 is: 12,396,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,193.20 : 16,488,289.80 = 8,264,129.40 : x
  2. Step 2: Convert to fraction form
    10,992,193.20/16,488,289.80 = 8,264,129.40/x
  3. Step 3: Cross multiply
    10,992,193.20x = 16,488,289.80 × 8,264,129.40
  4. Step 4: Simplify right side
    10,992,193.20x = 136,261,360,491,900.12
  5. Step 5: Solve for x
    x = 136,261,360,491,900.12/10,992,193.20
  6. Step 6: Final answer
    x = 12,396,194.10

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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.