Home / 10,692,132.60-16,010,205.30-7,836,785.40

Finding the Fourth Proportional to 10,692,132.60, 16,010,205.30 and 7,836,785.40

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Solution

The fourth proportional to 10,692,132.60, 16,010,205.30 and 7,836,785.40 is: 11,734,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,132.60 : 16,010,205.30 = 7,836,785.40 : x
  2. Step 2: Convert to fraction form
    10,692,132.60/16,010,205.30 = 7,836,785.40/x
  3. Step 3: Cross multiply
    10,692,132.60x = 16,010,205.30 × 7,836,785.40
  4. Step 4: Simplify right side
    10,692,132.60x = 125,468,543,146,042.62
  5. Step 5: Solve for x
    x = 125,468,543,146,042.62/10,692,132.60
  6. Step 6: Final answer
    x = 11,734,660.23

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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.