Home / 5,985,919.20-8,978,878.80-5,891,440.80

Finding the Fourth Proportional to 5,985,919.20, 8,978,878.80 and 5,891,440.80

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Solution

The fourth proportional to 5,985,919.20, 8,978,878.80 and 5,891,440.80 is: 8,837,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985,919.20 : 8,978,878.80 = 5,891,440.80 : x
  2. Step 2: Convert to fraction form
    5,985,919.20/8,978,878.80 = 5,891,440.80/x
  3. Step 3: Cross multiply
    5,985,919.20x = 8,978,878.80 × 5,891,440.80
  4. Step 4: Simplify right side
    5,985,919.20x = 52,898,532,900,575.04
  5. Step 5: Solve for x
    x = 52,898,532,900,575.04/5,985,919.20
  6. Step 6: Final answer
    x = 8,837,161.20

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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.