Home / 63,145,806.88-94,722,053.20-20,018,374.24

Finding the Fourth Proportional to 63,145,806.88, 94,722,053.20 and 20,018,374.24

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Solution

The fourth proportional to 63,145,806.88, 94,722,053.20 and 20,018,374.24 is: 30,028,621.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145,806.88 : 94,722,053.20 = 20,018,374.24 : x
  2. Step 2: Convert to fraction form
    63,145,806.88/94,722,053.20 = 20,018,374.24/x
  3. Step 3: Cross multiply
    63,145,806.88x = 94,722,053.20 × 20,018,374.24
  4. Step 4: Simplify right side
    63,145,806.88x = 1,896,181,509,738,789.50
  5. Step 5: Solve for x
    x = 1,896,181,509,738,789.50/63,145,806.88
  6. Step 6: Final answer
    x = 30,028,621.11

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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.