Home / 7,381,977.12-10,180,766.88-4,802,716.80

Finding the Fourth Proportional to 7,381,977.12, 10,180,766.88 and 4,802,716.80

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Solution

The fourth proportional to 7,381,977.12, 10,180,766.88 and 4,802,716.80 is: 6,623,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,977.12 : 10,180,766.88 = 4,802,716.80 : x
  2. Step 2: Convert to fraction form
    7,381,977.12/10,180,766.88 = 4,802,716.80/x
  3. Step 3: Cross multiply
    7,381,977.12x = 10,180,766.88 × 4,802,716.80
  4. Step 4: Simplify right side
    7,381,977.12x = 48,895,340,131,459.59
  5. Step 5: Solve for x
    x = 48,895,340,131,459.59/7,381,977.12
  6. Step 6: Final answer
    x = 6,623,610.36

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1.5x scale

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.