Home / 5,591,749.90-7,712,176.71-3,629,482.78

Finding the Fourth Proportional to 5,591,749.90, 7,712,176.71 and 3,629,482.78

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Solution

The fourth proportional to 5,591,749.90, 7,712,176.71 and 3,629,482.78 is: 5,005,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591,749.90 : 7,712,176.71 = 3,629,482.78 : x
  2. Step 2: Convert to fraction form
    5,591,749.90/7,712,176.71 = 3,629,482.78/x
  3. Step 3: Cross multiply
    5,591,749.90x = 7,712,176.71 × 3,629,482.78
  4. Step 4: Simplify right side
    5,591,749.90x = 27,991,212,565,262.05
  5. Step 5: Solve for x
    x = 27,991,212,565,262.05/5,591,749.90
  6. Step 6: Final answer
    x = 5,005,805.53

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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.