Home / 8,069,528.80-12,087,704.40-5,548,031.20

Finding the Fourth Proportional to 8,069,528.80, 12,087,704.40 and 5,548,031.20

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Solution

The fourth proportional to 8,069,528.80, 12,087,704.40 and 5,548,031.20 is: 8,310,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069,528.80 : 12,087,704.40 = 5,548,031.20 : x
  2. Step 2: Convert to fraction form
    8,069,528.80/12,087,704.40 = 5,548,031.20/x
  3. Step 3: Cross multiply
    8,069,528.80x = 12,087,704.40 × 5,548,031.20
  4. Step 4: Simplify right side
    8,069,528.80x = 67,062,961,147,577.28
  5. Step 5: Solve for x
    x = 67,062,961,147,577.28/8,069,528.80
  6. Step 6: Final answer
    x = 8,310,641.53

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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.