Home / 6,644,781.20-9,969,383.10-2,385,282.80

Finding the Fourth Proportional to 6,644,781.20, 9,969,383.10 and 2,385,282.80

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Solution

The fourth proportional to 6,644,781.20, 9,969,383.10 and 2,385,282.80 is: 3,578,717.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,781.20 : 9,969,383.10 = 2,385,282.80 : x
  2. Step 2: Convert to fraction form
    6,644,781.20/9,969,383.10 = 2,385,282.80/x
  3. Step 3: Cross multiply
    6,644,781.20x = 9,969,383.10 × 2,385,282.80
  4. Step 4: Simplify right side
    6,644,781.20x = 23,779,798,035,040.68
  5. Step 5: Solve for x
    x = 23,779,798,035,040.68/6,644,781.20
  6. Step 6: Final answer
    x = 3,578,717.99

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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.