Home / 17,714,207.20-26,571,310.80-13,431,186.40

Finding the Fourth Proportional to 17,714,207.20, 26,571,310.80 and 13,431,186.40

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Solution

The fourth proportional to 17,714,207.20, 26,571,310.80 and 13,431,186.40 is: 20,146,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,714,207.20 : 26,571,310.80 = 13,431,186.40 : x
  2. Step 2: Convert to fraction form
    17,714,207.20/26,571,310.80 = 13,431,186.40/x
  3. Step 3: Cross multiply
    17,714,207.20x = 26,571,310.80 × 13,431,186.40
  4. Step 4: Simplify right side
    17,714,207.20x = 356,884,228,247,133.12
  5. Step 5: Solve for x
    x = 356,884,228,247,133.12/17,714,207.20
  6. Step 6: Final answer
    x = 20,146,779.60

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Similar ratio
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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.