Home / 5,154,658.35-7,113,012.33-2,979,342.39

Finding the Fourth Proportional to 5,154,658.35, 7,113,012.33 and 2,979,342.39

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Solution

The fourth proportional to 5,154,658.35, 7,113,012.33 and 2,979,342.39 is: 4,111,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,658.35 : 7,113,012.33 = 2,979,342.39 : x
  2. Step 2: Convert to fraction form
    5,154,658.35/7,113,012.33 = 2,979,342.39/x
  3. Step 3: Cross multiply
    5,154,658.35x = 7,113,012.33 × 2,979,342.39
  4. Step 4: Simplify right side
    5,154,658.35x = 21,192,099,155,361.67
  5. Step 5: Solve for x
    x = 21,192,099,155,361.67/5,154,658.35
  6. Step 6: Final answer
    x = 4,111,251.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.