Home / 25,152,400.20-37,728,600.30-18,775,108.20

Finding the Fourth Proportional to 25,152,400.20, 37,728,600.30 and 18,775,108.20

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Solution

The fourth proportional to 25,152,400.20, 37,728,600.30 and 18,775,108.20 is: 28,162,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152,400.20 : 37,728,600.30 = 18,775,108.20 : x
  2. Step 2: Convert to fraction form
    25,152,400.20/37,728,600.30 = 18,775,108.20/x
  3. Step 3: Cross multiply
    25,152,400.20x = 37,728,600.30 × 18,775,108.20
  4. Step 4: Simplify right side
    25,152,400.20x = 708,358,552,867,052.38
  5. Step 5: Solve for x
    x = 708,358,552,867,052.38/25,152,400.20
  6. Step 6: Final answer
    x = 28,162,662.30

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Double scale
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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.