Home / 22,130,999.28-30,540,912.12-12,342,061.44

Finding the Fourth Proportional to 22,130,999.28, 30,540,912.12 and 12,342,061.44

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Solution

The fourth proportional to 22,130,999.28, 30,540,912.12 and 12,342,061.44 is: 17,032,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130,999.28 : 30,540,912.12 = 12,342,061.44 : x
  2. Step 2: Convert to fraction form
    22,130,999.28/30,540,912.12 = 12,342,061.44/x
  3. Step 3: Cross multiply
    22,130,999.28x = 30,540,912.12 × 12,342,061.44
  4. Step 4: Simplify right side
    22,130,999.28x = 376,937,813,818,680.62
  5. Step 5: Solve for x
    x = 376,937,813,818,680.62/22,130,999.28
  6. Step 6: Final answer
    x = 17,032,119.02

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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.