Home / 9,998,563.02-13,799,139.11-5,647,929.57

Finding the Fourth Proportional to 9,998,563.02, 13,799,139.11 and 5,647,929.57

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Solution

The fourth proportional to 9,998,563.02, 13,799,139.11 and 5,647,929.57 is: 7,794,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998,563.02 : 13,799,139.11 = 5,647,929.57 : x
  2. Step 2: Convert to fraction form
    9,998,563.02/13,799,139.11 = 5,647,929.57/x
  3. Step 3: Cross multiply
    9,998,563.02x = 13,799,139.11 × 5,647,929.57
  4. Step 4: Simplify right side
    9,998,563.02x = 77,936,565,819,912.48
  5. Step 5: Solve for x
    x = 77,936,565,819,912.48/9,998,563.02
  6. Step 6: Final answer
    x = 7,794,776.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.