Home / 8,069,562.80-12,087,755.40-5,548,065.20

Finding the Fourth Proportional to 8,069,562.80, 12,087,755.40 and 5,548,065.20

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Solution

The fourth proportional to 8,069,562.80, 12,087,755.40 and 5,548,065.20 is: 8,310,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069,562.80 : 12,087,755.40 = 5,548,065.20 : x
  2. Step 2: Convert to fraction form
    8,069,562.80/12,087,755.40 = 5,548,065.20/x
  3. Step 3: Cross multiply
    8,069,562.80x = 12,087,755.40 × 5,548,065.20
  4. Step 4: Simplify right side
    8,069,562.80x = 67,063,655,080,852.09
  5. Step 5: Solve for x
    x = 67,063,655,080,852.09/8,069,562.80
  6. Step 6: Final answer
    x = 8,310,692.51

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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.