Home / 19,561,928.80-29,342,893.20-16,396,902.40

Finding the Fourth Proportional to 19,561,928.80, 29,342,893.20 and 16,396,902.40

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Solution

The fourth proportional to 19,561,928.80, 29,342,893.20 and 16,396,902.40 is: 24,595,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561,928.80 : 29,342,893.20 = 16,396,902.40 : x
  2. Step 2: Convert to fraction form
    19,561,928.80/29,342,893.20 = 16,396,902.40/x
  3. Step 3: Cross multiply
    19,561,928.80x = 29,342,893.20 × 16,396,902.40
  4. Step 4: Simplify right side
    19,561,928.80x = 481,132,555,934,023.69
  5. Step 5: Solve for x
    x = 481,132,555,934,023.69/19,561,928.80
  6. Step 6: Final answer
    x = 24,595,353.60

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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.