Home / 73,484,989.28-110,229,871.06-21,665,246.48

Finding the Fourth Proportional to 73,484,989.28, 110,229,871.06 and 21,665,246.48

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Solution

The fourth proportional to 73,484,989.28, 110,229,871.06 and 21,665,246.48 is: 32,498,573.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,484,989.28 : 110,229,871.06 = 21,665,246.48 : x
  2. Step 2: Convert to fraction form
    73,484,989.28/110,229,871.06 = 21,665,246.48/x
  3. Step 3: Cross multiply
    73,484,989.28x = 110,229,871.06 × 21,665,246.48
  4. Step 4: Simplify right side
    73,484,989.28x = 2,388,157,326,261,083.50
  5. Step 5: Solve for x
    x = 2,388,157,326,261,083.50/73,484,989.28
  6. Step 6: Final answer
    x = 32,498,573.51

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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.