Home / 15,016,562.52-20,739,963.44-10,179,268.44

Finding the Fourth Proportional to 15,016,562.52, 20,739,963.44 and 10,179,268.44

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Solution

The fourth proportional to 15,016,562.52, 20,739,963.44 and 10,179,268.44 is: 14,058,986.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,562.52 : 20,739,963.44 = 10,179,268.44 : x
  2. Step 2: Convert to fraction form
    15,016,562.52/20,739,963.44 = 10,179,268.44/x
  3. Step 3: Cross multiply
    15,016,562.52x = 20,739,963.44 × 10,179,268.44
  4. Step 4: Simplify right side
    15,016,562.52x = 211,117,655,291,545.84
  5. Step 5: Solve for x
    x = 211,117,655,291,545.84/15,016,562.52
  6. Step 6: Final answer
    x = 14,058,986.87

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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.