Home / 8,556,220.68-12,825,695.10-5,363,588.88

Finding the Fourth Proportional to 8,556,220.68, 12,825,695.10 and 5,363,588.88

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Solution

The fourth proportional to 8,556,220.68, 12,825,695.10 and 5,363,588.88 is: 8,039,969.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,220.68 : 12,825,695.10 = 5,363,588.88 : x
  2. Step 2: Convert to fraction form
    8,556,220.68/12,825,695.10 = 5,363,588.88/x
  3. Step 3: Cross multiply
    8,556,220.68x = 12,825,695.10 × 5,363,588.88
  4. Step 4: Simplify right side
    8,556,220.68x = 68,791,755,616,630.48
  5. Step 5: Solve for x
    x = 68,791,755,616,630.48/8,556,220.68
  6. Step 6: Final answer
    x = 8,039,969.77

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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.