Home / 20,234,535.20-28,392,122.20-20,234,535.20

Finding the Fourth Proportional to 20,234,535.20, 28,392,122.20 and 20,234,535.20

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Solution

The fourth proportional to 20,234,535.20, 28,392,122.20 and 20,234,535.20 is: 28,392,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,234,535.20 : 28,392,122.20 = 20,234,535.20 : x
  2. Step 2: Convert to fraction form
    20,234,535.20/28,392,122.20 = 20,234,535.20/x
  3. Step 3: Cross multiply
    20,234,535.20x = 28,392,122.20 × 20,234,535.20
  4. Step 4: Simplify right side
    20,234,535.20x = 574,501,396,058,601.38
  5. Step 5: Solve for x
    x = 574,501,396,058,601.38/20,234,535.20
  6. Step 6: Final answer
    x = 28,392,122.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.