Home / 18,127,924.20-27,135,899.10-10,532,327.40

Finding the Fourth Proportional to 18,127,924.20, 27,135,899.10 and 10,532,327.40

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Solution

The fourth proportional to 18,127,924.20, 27,135,899.10 and 10,532,327.40 is: 15,765,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,924.20 : 27,135,899.10 = 10,532,327.40 : x
  2. Step 2: Convert to fraction form
    18,127,924.20/27,135,899.10 = 10,532,327.40/x
  3. Step 3: Cross multiply
    18,127,924.20x = 27,135,899.10 × 10,532,327.40
  4. Step 4: Simplify right side
    18,127,924.20x = 285,804,173,614,565.38
  5. Step 5: Solve for x
    x = 285,804,173,614,565.38/18,127,924.20
  6. Step 6: Final answer
    x = 15,765,962.53

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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.