Home / 8,064,276.80-12,079,826.40-5,542,779.20

Finding the Fourth Proportional to 8,064,276.80, 12,079,826.40 and 5,542,779.20

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Solution

The fourth proportional to 8,064,276.80, 12,079,826.40 and 5,542,779.20 is: 8,302,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,276.80 : 12,079,826.40 = 5,542,779.20 : x
  2. Step 2: Convert to fraction form
    8,064,276.80/12,079,826.40 = 5,542,779.20/x
  3. Step 3: Cross multiply
    8,064,276.80x = 12,079,826.40 × 5,542,779.20
  4. Step 4: Simplify right side
    8,064,276.80x = 66,955,810,509,530.88
  5. Step 5: Solve for x
    x = 66,955,810,509,530.88/8,064,276.80
  6. Step 6: Final answer
    x = 8,302,766.90

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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.