Home / 5,619,321.02-7,755,013.41-3,172,346.66

Finding the Fourth Proportional to 5,619,321.02, 7,755,013.41 and 3,172,346.66

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Solution

The fourth proportional to 5,619,321.02, 7,755,013.41 and 3,172,346.66 is: 4,378,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619,321.02 : 7,755,013.41 = 3,172,346.66 : x
  2. Step 2: Convert to fraction form
    5,619,321.02/7,755,013.41 = 3,172,346.66/x
  3. Step 3: Cross multiply
    5,619,321.02x = 7,755,013.41 × 3,172,346.66
  4. Step 4: Simplify right side
    5,619,321.02x = 24,601,590,896,959.95
  5. Step 5: Solve for x
    x = 24,601,590,896,959.95/5,619,321.02
  6. Step 6: Final answer
    x = 4,378,036.21

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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.