Home / 20,703,937.13-31,096,261.26-16,868,593.86

Finding the Fourth Proportional to 20,703,937.13, 31,096,261.26 and 16,868,593.86

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Solution

The fourth proportional to 20,703,937.13, 31,096,261.26 and 16,868,593.86 is: 25,335,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,703,937.13 : 31,096,261.26 = 16,868,593.86 : x
  2. Step 2: Convert to fraction form
    20,703,937.13/31,096,261.26 = 16,868,593.86/x
  3. Step 3: Cross multiply
    20,703,937.13x = 31,096,261.26 × 16,868,593.86
  4. Step 4: Simplify right side
    20,703,937.13x = 524,550,201,817,697.44
  5. Step 5: Solve for x
    x = 524,550,201,817,697.44/20,703,937.13
  6. Step 6: Final answer
    x = 25,335,770.61

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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.