Home / 10,863,512.20-16,295,268.30-9,666,785.80

Finding the Fourth Proportional to 10,863,512.20, 16,295,268.30 and 9,666,785.80

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Solution

The fourth proportional to 10,863,512.20, 16,295,268.30 and 9,666,785.80 is: 14,500,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,512.20 : 16,295,268.30 = 9,666,785.80 : x
  2. Step 2: Convert to fraction form
    10,863,512.20/16,295,268.30 = 9,666,785.80/x
  3. Step 3: Cross multiply
    10,863,512.20x = 16,295,268.30 × 9,666,785.80
  4. Step 4: Simplify right side
    10,863,512.20x = 157,522,868,209,630.16
  5. Step 5: Solve for x
    x = 157,522,868,209,630.16/10,863,512.20
  6. Step 6: Final answer
    x = 14,500,178.70

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1.5x scale

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.