Home / 21,847,117.28-32,775,998.52-7,274,010.02

Finding the Fourth Proportional to 21,847,117.28, 32,775,998.52 and 7,274,010.02

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Solution

The fourth proportional to 21,847,117.28, 32,775,998.52 and 7,274,010.02 is: 10,912,787.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,847,117.28 : 32,775,998.52 = 7,274,010.02 : x
  2. Step 2: Convert to fraction form
    21,847,117.28/32,775,998.52 = 7,274,010.02/x
  3. Step 3: Cross multiply
    21,847,117.28x = 32,775,998.52 × 7,274,010.02
  4. Step 4: Simplify right side
    21,847,117.28x = 238,412,941,649,985.16
  5. Step 5: Solve for x
    x = 238,412,941,649,985.16/21,847,117.28
  6. Step 6: Final answer
    x = 10,912,787.19

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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.