Home / 20,100,720.62-30,150,083.10-6,454,535.06

Finding the Fourth Proportional to 20,100,720.62, 30,150,083.10 and 6,454,535.06

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Solution

The fourth proportional to 20,100,720.62, 30,150,083.10 and 6,454,535.06 is: 9,681,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,100,720.62 : 30,150,083.10 = 6,454,535.06 : x
  2. Step 2: Convert to fraction form
    20,100,720.62/30,150,083.10 = 6,454,535.06/x
  3. Step 3: Cross multiply
    20,100,720.62x = 30,150,083.10 × 6,454,535.06
  4. Step 4: Simplify right side
    20,100,720.62x = 194,604,768,430,863.47
  5. Step 5: Solve for x
    x = 194,604,768,430,863.47/20,100,720.62
  6. Step 6: Final answer
    x = 9,681,482.18

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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.