Home / 16,956,086.40-25,434,129.60-13,172,284.80

Finding the Fourth Proportional to 16,956,086.40, 25,434,129.60 and 13,172,284.80

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Solution

The fourth proportional to 16,956,086.40, 25,434,129.60 and 13,172,284.80 is: 19,758,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956,086.40 : 25,434,129.60 = 13,172,284.80 : x
  2. Step 2: Convert to fraction form
    16,956,086.40/25,434,129.60 = 13,172,284.80/x
  3. Step 3: Cross multiply
    16,956,086.40x = 25,434,129.60 × 13,172,284.80
  4. Step 4: Simplify right side
    16,956,086.40x = 335,025,598,731,310.12
  5. Step 5: Solve for x
    x = 335,025,598,731,310.12/16,956,086.40
  6. Step 6: Final answer
    x = 19,758,427.20

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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.