Home / 8,512,387.95-11,747,063.30-4,644,875.28

Finding the Fourth Proportional to 8,512,387.95, 11,747,063.30 and 4,644,875.28

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Solution

The fourth proportional to 8,512,387.95, 11,747,063.30 and 4,644,875.28 is: 6,409,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,387.95 : 11,747,063.30 = 4,644,875.28 : x
  2. Step 2: Convert to fraction form
    8,512,387.95/11,747,063.30 = 4,644,875.28/x
  3. Step 3: Cross multiply
    8,512,387.95x = 11,747,063.30 × 4,644,875.28
  4. Step 4: Simplify right side
    8,512,387.95x = 54,563,643,911,540.85
  5. Step 5: Solve for x
    x = 54,563,643,911,540.85/8,512,387.95
  6. Step 6: Final answer
    x = 6,409,910.38

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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.