Home / 25,134,370.20-37,701,555.30-18,757,078.20

Finding the Fourth Proportional to 25,134,370.20, 37,701,555.30 and 18,757,078.20

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Solution

The fourth proportional to 25,134,370.20, 37,701,555.30 and 18,757,078.20 is: 28,135,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134,370.20 : 37,701,555.30 = 18,757,078.20 : x
  2. Step 2: Convert to fraction form
    25,134,370.20/37,701,555.30 = 18,757,078.20/x
  3. Step 3: Cross multiply
    25,134,370.20x = 37,701,555.30 × 18,757,078.20
  4. Step 4: Simplify right side
    25,134,370.20x = 707,171,021,023,724.38
  5. Step 5: Solve for x
    x = 707,171,021,023,724.38/25,134,370.20
  6. Step 6: Final answer
    x = 28,135,617.30

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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.