Home / 6,456,649.88-8,910,806.19-4,822,219.69

Finding the Fourth Proportional to 6,456,649.88, 8,910,806.19 and 4,822,219.69

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Solution

The fourth proportional to 6,456,649.88, 8,910,806.19 and 4,822,219.69 is: 6,655,133.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,649.88 : 8,910,806.19 = 4,822,219.69 : x
  2. Step 2: Convert to fraction form
    6,456,649.88/8,910,806.19 = 4,822,219.69/x
  3. Step 3: Cross multiply
    6,456,649.88x = 8,910,806.19 × 4,822,219.69
  4. Step 4: Simplify right side
    6,456,649.88x = 42,969,865,063,191.88
  5. Step 5: Solve for x
    x = 42,969,865,063,191.88/6,456,649.88
  6. Step 6: Final answer
    x = 6,655,133.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.