Home / 12,268,115.20-18,402,169.92-3,292,667.20

Finding the Fourth Proportional to 12,268,115.20, 18,402,169.92 and 3,292,667.20

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Solution

The fourth proportional to 12,268,115.20, 18,402,169.92 and 3,292,667.20 is: 4,939,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,115.20 : 18,402,169.92 = 3,292,667.20 : x
  2. Step 2: Convert to fraction form
    12,268,115.20/18,402,169.92 = 3,292,667.20/x
  3. Step 3: Cross multiply
    12,268,115.20x = 18,402,169.92 × 3,292,667.20
  4. Step 4: Simplify right side
    12,268,115.20x = 60,592,221,304,410.63
  5. Step 5: Solve for x
    x = 60,592,221,304,410.63/12,268,115.20
  6. Step 6: Final answer
    x = 4,939,000.03

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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.