Home / 20,597,206.80-30,895,810.20-5,452,669.20

Finding the Fourth Proportional to 20,597,206.80, 30,895,810.20 and 5,452,669.20

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Solution

The fourth proportional to 20,597,206.80, 30,895,810.20 and 5,452,669.20 is: 8,179,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,597,206.80 : 30,895,810.20 = 5,452,669.20 : x
  2. Step 2: Convert to fraction form
    20,597,206.80/30,895,810.20 = 5,452,669.20/x
  3. Step 3: Cross multiply
    20,597,206.80x = 30,895,810.20 × 5,452,669.20
  4. Step 4: Simplify right side
    20,597,206.80x = 168,464,632,686,585.84
  5. Step 5: Solve for x
    x = 168,464,632,686,585.84/20,597,206.80
  6. Step 6: Final answer
    x = 8,179,003.80

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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.