Home / 20,830,924.48-31,234,996.46-16,540,534.84

Finding the Fourth Proportional to 20,830,924.48, 31,234,996.46 and 16,540,534.84

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Solution

The fourth proportional to 20,830,924.48, 31,234,996.46 and 16,540,534.84 is: 24,801,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,830,924.48 : 31,234,996.46 = 16,540,534.84 : x
  2. Step 2: Convert to fraction form
    20,830,924.48/31,234,996.46 = 16,540,534.84/x
  3. Step 3: Cross multiply
    20,830,924.48x = 31,234,996.46 × 16,540,534.84
  4. Step 4: Simplify right side
    20,830,924.48x = 516,643,547,173,906.69
  5. Step 5: Solve for x
    x = 516,643,547,173,906.69/20,830,924.48
  6. Step 6: Final answer
    x = 24,801,757.97

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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.