Home / 9,976,328.80-14,968,899.60-4,855,919.20

Finding the Fourth Proportional to 9,976,328.80, 14,968,899.60 and 4,855,919.20

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Solution

The fourth proportional to 9,976,328.80, 14,968,899.60 and 4,855,919.20 is: 7,286,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,328.80 : 14,968,899.60 = 4,855,919.20 : x
  2. Step 2: Convert to fraction form
    9,976,328.80/14,968,899.60 = 4,855,919.20/x
  3. Step 3: Cross multiply
    9,976,328.80x = 14,968,899.60 × 4,855,919.20
  4. Step 4: Simplify right side
    9,976,328.80x = 72,687,766,970,512.33
  5. Step 5: Solve for x
    x = 72,687,766,970,512.33/9,976,328.80
  6. Step 6: Final answer
    x = 7,286,023.59

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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.