Home / 5,435,010.89-7,500,408.20-2,987,725.08

Finding the Fourth Proportional to 5,435,010.89, 7,500,408.20 and 2,987,725.08

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Solution

The fourth proportional to 5,435,010.89, 7,500,408.20 and 2,987,725.08 is: 4,123,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435,010.89 : 7,500,408.20 = 2,987,725.08 : x
  2. Step 2: Convert to fraction form
    5,435,010.89/7,500,408.20 = 2,987,725.08/x
  3. Step 3: Cross multiply
    5,435,010.89x = 7,500,408.20 × 2,987,725.08
  4. Step 4: Simplify right side
    5,435,010.89x = 22,409,157,689,377.66
  5. Step 5: Solve for x
    x = 22,409,157,689,377.66/5,435,010.89
  6. Step 6: Final answer
    x = 4,123,111.83

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1.5x scale

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.