Home / 21,747,238.04-32,680,646.48-20,325,301.20

Finding the Fourth Proportional to 21,747,238.04, 32,680,646.48 and 20,325,301.20

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Solution

The fourth proportional to 21,747,238.04, 32,680,646.48 and 20,325,301.20 is: 30,543,831.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747,238.04 : 32,680,646.48 = 20,325,301.20 : x
  2. Step 2: Convert to fraction form
    21,747,238.04/32,680,646.48 = 20,325,301.20/x
  3. Step 3: Cross multiply
    21,747,238.04x = 32,680,646.48 × 20,325,301.20
  4. Step 4: Simplify right side
    21,747,238.04x = 664,243,983,015,093.25
  5. Step 5: Solve for x
    x = 664,243,983,015,093.25/21,747,238.04
  6. Step 6: Final answer
    x = 30,543,831.91

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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.