Home / 22,209,851.30-30,648,323.12-12,286,141.97

Finding the Fourth Proportional to 22,209,851.30, 30,648,323.12 and 12,286,141.97

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Solution

The fourth proportional to 22,209,851.30, 30,648,323.12 and 12,286,141.97 is: 16,954,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,209,851.30 : 30,648,323.12 = 12,286,141.97 : x
  2. Step 2: Convert to fraction form
    22,209,851.30/30,648,323.12 = 12,286,141.97/x
  3. Step 3: Cross multiply
    22,209,851.30x = 30,648,323.12 × 12,286,141.97
  4. Step 4: Simplify right side
    22,209,851.30x = 376,549,648,780,081
  5. Step 5: Solve for x
    x = 376,549,648,780,081/22,209,851.30
  6. Step 6: Final answer
    x = 16,954,172.44

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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.