Home / 18,292,589.12-27,441,393.26-10,619,835.86

Finding the Fourth Proportional to 18,292,589.12, 27,441,393.26 and 10,619,835.86

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Solution

The fourth proportional to 18,292,589.12, 27,441,393.26 and 10,619,835.86 is: 15,931,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,292,589.12 : 27,441,393.26 = 10,619,835.86 : x
  2. Step 2: Convert to fraction form
    18,292,589.12/27,441,393.26 = 10,619,835.86/x
  3. Step 3: Cross multiply
    18,292,589.12x = 27,441,393.26 × 10,619,835.86
  4. Step 4: Simplify right side
    18,292,589.12x = 291,423,092,000,604.19
  5. Step 5: Solve for x
    x = 291,423,092,000,604.19/18,292,589.12
  6. Step 6: Final answer
    x = 15,931,210.73

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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.