Home / 5,376,700.80-8,065,742.40-2,682,403.20

Finding the Fourth Proportional to 5,376,700.80, 8,065,742.40 and 2,682,403.20

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Solution

The fourth proportional to 5,376,700.80, 8,065,742.40 and 2,682,403.20 is: 4,023,949.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,700.80 : 8,065,742.40 = 2,682,403.20 : x
  2. Step 2: Convert to fraction form
    5,376,700.80/8,065,742.40 = 2,682,403.20/x
  3. Step 3: Cross multiply
    5,376,700.80x = 8,065,742.40 × 2,682,403.20
  4. Step 4: Simplify right side
    5,376,700.80x = 21,635,573,224,135.68
  5. Step 5: Solve for x
    x = 21,635,573,224,135.68/5,376,700.80
  6. Step 6: Final answer
    x = 4,023,949.64

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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.