Home / 22,128,315.60-33,192,473.40-20,427,704.40

Finding the Fourth Proportional to 22,128,315.60, 33,192,473.40 and 20,427,704.40

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Solution

The fourth proportional to 22,128,315.60, 33,192,473.40 and 20,427,704.40 is: 30,641,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128,315.60 : 33,192,473.40 = 20,427,704.40 : x
  2. Step 2: Convert to fraction form
    22,128,315.60/33,192,473.40 = 20,427,704.40/x
  3. Step 3: Cross multiply
    22,128,315.60x = 33,192,473.40 × 20,427,704.40
  4. Step 4: Simplify right side
    22,128,315.60x = 678,046,034,920,062.88
  5. Step 5: Solve for x
    x = 678,046,034,920,062.88/22,128,315.60
  6. Step 6: Final answer
    x = 30,641,556.60

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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.