Home / 43,152,786.25-64,754,717.20-15,878,232.49

Finding the Fourth Proportional to 43,152,786.25, 64,754,717.20 and 15,878,232.49

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Solution

The fourth proportional to 43,152,786.25, 64,754,717.20 and 15,878,232.49 is: 23,826,745.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,152,786.25 : 64,754,717.20 = 15,878,232.49 : x
  2. Step 2: Convert to fraction form
    43,152,786.25/64,754,717.20 = 15,878,232.49/x
  3. Step 3: Cross multiply
    43,152,786.25x = 64,754,717.20 × 15,878,232.49
  4. Step 4: Simplify right side
    43,152,786.25x = 1,028,190,454,525,801.88
  5. Step 5: Solve for x
    x = 1,028,190,454,525,801.88/43,152,786.25
  6. Step 6: Final answer
    x = 23,826,745.48

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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.