Home / 5,434,770.15-7,499,938.60-2,987,355.18

Finding the Fourth Proportional to 5,434,770.15, 7,499,938.60 and 2,987,355.18

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Solution

The fourth proportional to 5,434,770.15, 7,499,938.60 and 2,987,355.18 is: 4,122,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,770.15 : 7,499,938.60 = 2,987,355.18 : x
  2. Step 2: Convert to fraction form
    5,434,770.15/7,499,938.60 = 2,987,355.18/x
  3. Step 3: Cross multiply
    5,434,770.15x = 7,499,938.60 × 2,987,355.18
  4. Step 4: Simplify right side
    5,434,770.15x = 22,404,980,426,391.95
  5. Step 5: Solve for x
    x = 22,404,980,426,391.95/5,434,770.15
  6. Step 6: Final answer
    x = 4,122,525.85

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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.