Home / 15,979,686.24-22,037,144.40-10,172,413.92

Finding the Fourth Proportional to 15,979,686.24, 22,037,144.40 and 10,172,413.92

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Solution

The fourth proportional to 15,979,686.24, 22,037,144.40 and 10,172,413.92 is: 14,028,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979,686.24 : 22,037,144.40 = 10,172,413.92 : x
  2. Step 2: Convert to fraction form
    15,979,686.24/22,037,144.40 = 10,172,413.92/x
  3. Step 3: Cross multiply
    15,979,686.24x = 22,037,144.40 × 10,172,413.92
  4. Step 4: Simplify right side
    15,979,686.24x = 224,170,954,451,610.03
  5. Step 5: Solve for x
    x = 224,170,954,451,610.03/15,979,686.24
  6. Step 6: Final answer
    x = 14,028,495.37

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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.