Home / 13,426,590.20-20,092,646.10-12,292,849.40

Finding the Fourth Proportional to 13,426,590.20, 20,092,646.10 and 12,292,849.40

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Solution

The fourth proportional to 13,426,590.20, 20,092,646.10 and 12,292,849.40 is: 18,396,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426,590.20 : 20,092,646.10 = 12,292,849.40 : x
  2. Step 2: Convert to fraction form
    13,426,590.20/20,092,646.10 = 12,292,849.40/x
  3. Step 3: Cross multiply
    13,426,590.20x = 20,092,646.10 × 12,292,849.40
  4. Step 4: Simplify right side
    13,426,590.20x = 246,995,872,554,797.38
  5. Step 5: Solve for x
    x = 246,995,872,554,797.38/13,426,590.20
  6. Step 6: Final answer
    x = 18,396,023.78

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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.