Home / 8,556,117.28-12,825,534.84-5,363,481.28

Finding the Fourth Proportional to 8,556,117.28, 12,825,534.84 and 5,363,481.28

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Solution

The fourth proportional to 8,556,117.28, 12,825,534.84 and 5,363,481.28 is: 8,039,805.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,117.28 : 12,825,534.84 = 5,363,481.28 : x
  2. Step 2: Convert to fraction form
    8,556,117.28/12,825,534.84 = 5,363,481.28/x
  3. Step 3: Cross multiply
    8,556,117.28x = 12,825,534.84 × 5,363,481.28
  4. Step 4: Simplify right side
    8,556,117.28x = 68,789,516,020,327.80
  5. Step 5: Solve for x
    x = 68,789,516,020,327.80/8,556,117.28
  6. Step 6: Final answer
    x = 8,039,805.18

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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.