Home / 11,092,854.80-16,639,282.20-5,120,886.80

Finding the Fourth Proportional to 11,092,854.80, 16,639,282.20 and 5,120,886.80

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Solution

The fourth proportional to 11,092,854.80, 16,639,282.20 and 5,120,886.80 is: 7,681,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092,854.80 : 16,639,282.20 = 5,120,886.80 : x
  2. Step 2: Convert to fraction form
    11,092,854.80/16,639,282.20 = 5,120,886.80/x
  3. Step 3: Cross multiply
    11,092,854.80x = 16,639,282.20 × 5,120,886.80
  4. Step 4: Simplify right side
    11,092,854.80x = 85,207,880,579,454.95
  5. Step 5: Solve for x
    x = 85,207,880,579,454.95/11,092,854.80
  6. Step 6: Final answer
    x = 7,681,330.20

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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.