Home / 5,348,540.40-8,011,924.20-3,320,559.60

Finding the Fourth Proportional to 5,348,540.40, 8,011,924.20 and 3,320,559.60

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Solution

The fourth proportional to 5,348,540.40, 8,011,924.20 and 3,320,559.60 is: 4,974,080.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348,540.40 : 8,011,924.20 = 3,320,559.60 : x
  2. Step 2: Convert to fraction form
    5,348,540.40/8,011,924.20 = 3,320,559.60/x
  3. Step 3: Cross multiply
    5,348,540.40x = 8,011,924.20 × 3,320,559.60
  4. Step 4: Simplify right side
    5,348,540.40x = 26,604,071,816,782.32
  5. Step 5: Solve for x
    x = 26,604,071,816,782.32/5,348,540.40
  6. Step 6: Final answer
    x = 4,974,080.74

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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.