Home / 6,482,986.80-9,726,161.40-3,447,856.86

Finding the Fourth Proportional to 6,482,986.80, 9,726,161.40 and 3,447,856.86

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Solution

The fourth proportional to 6,482,986.80, 9,726,161.40 and 3,447,856.86 is: 5,172,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,482,986.80 : 9,726,161.40 = 3,447,856.86 : x
  2. Step 2: Convert to fraction form
    6,482,986.80/9,726,161.40 = 3,447,856.86/x
  3. Step 3: Cross multiply
    6,482,986.80x = 9,726,161.40 × 3,447,856.86
  4. Step 4: Simplify right side
    6,482,986.80x = 33,534,412,304,457.20
  5. Step 5: Solve for x
    x = 33,534,412,304,457.20/6,482,986.80
  6. Step 6: Final answer
    x = 5,172,679.41

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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.