Home / 43,731,947.80-65,625,915.30-25,536,107.80

Finding the Fourth Proportional to 43,731,947.80, 65,625,915.30 and 25,536,107.80

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Solution

The fourth proportional to 43,731,947.80, 65,625,915.30 and 25,536,107.80 is: 38,320,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,731,947.80 : 65,625,915.30 = 25,536,107.80 : x
  2. Step 2: Convert to fraction form
    43,731,947.80/65,625,915.30 = 25,536,107.80/x
  3. Step 3: Cross multiply
    43,731,947.80x = 65,625,915.30 × 25,536,107.80
  4. Step 4: Simplify right side
    43,731,947.80x = 1,675,830,447,574,469.25
  5. Step 5: Solve for x
    x = 1,675,830,447,574,469.25/43,731,947.80
  6. Step 6: Final answer
    x = 38,320,507.82

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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.