Home / 20,057,568.60-30,086,525.70-5,680,954.20

Finding the Fourth Proportional to 20,057,568.60, 30,086,525.70 and 5,680,954.20

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Solution

The fourth proportional to 20,057,568.60, 30,086,525.70 and 5,680,954.20 is: 8,521,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057,568.60 : 30,086,525.70 = 5,680,954.20 : x
  2. Step 2: Convert to fraction form
    20,057,568.60/30,086,525.70 = 5,680,954.20/x
  3. Step 3: Cross multiply
    20,057,568.60x = 30,086,525.70 × 5,680,954.20
  4. Step 4: Simplify right side
    20,057,568.60x = 170,920,174,538,822.94
  5. Step 5: Solve for x
    x = 170,920,174,538,822.94/20,057,568.60
  6. Step 6: Final answer
    x = 8,521,480.24

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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.