Home / 10,866,863.70-16,310,793.15-6,615,335.70

Finding the Fourth Proportional to 10,866,863.70, 16,310,793.15 and 6,615,335.70

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Solution

The fourth proportional to 10,866,863.70, 16,310,793.15 and 6,615,335.70 is: 9,929,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,863.70 : 16,310,793.15 = 6,615,335.70 : x
  2. Step 2: Convert to fraction form
    10,866,863.70/16,310,793.15 = 6,615,335.70/x
  3. Step 3: Cross multiply
    10,866,863.70x = 16,310,793.15 × 6,615,335.70
  4. Step 4: Simplify right side
    10,866,863.70x = 107,901,372,220,510.45
  5. Step 5: Solve for x
    x = 107,901,372,220,510.45/10,866,863.70
  6. Step 6: Final answer
    x = 9,929,394.09

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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.