Home / 5,330,585.10-7,991,039.24-2,768,805.66

Finding the Fourth Proportional to 5,330,585.10, 7,991,039.24 and 2,768,805.66

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Solution

The fourth proportional to 5,330,585.10, 7,991,039.24 and 2,768,805.66 is: 4,150,695.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,585.10 : 7,991,039.24 = 2,768,805.66 : x
  2. Step 2: Convert to fraction form
    5,330,585.10/7,991,039.24 = 2,768,805.66/x
  3. Step 3: Cross multiply
    5,330,585.10x = 7,991,039.24 × 2,768,805.66
  4. Step 4: Simplify right side
    5,330,585.10x = 22,125,634,676,994.10
  5. Step 5: Solve for x
    x = 22,125,634,676,994.10/5,330,585.10
  6. Step 6: Final answer
    x = 4,150,695.33

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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.