Home / 42,883,553.80-64,325,330.70-17,311,400.20

Finding the Fourth Proportional to 42,883,553.80, 64,325,330.70 and 17,311,400.20

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Solution

The fourth proportional to 42,883,553.80, 64,325,330.70 and 17,311,400.20 is: 25,967,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,883,553.80 : 64,325,330.70 = 17,311,400.20 : x
  2. Step 2: Convert to fraction form
    42,883,553.80/64,325,330.70 = 17,311,400.20/x
  3. Step 3: Cross multiply
    42,883,553.80x = 64,325,330.70 × 17,311,400.20
  4. Step 4: Simplify right side
    42,883,553.80x = 1,113,561,542,745,046.12
  5. Step 5: Solve for x
    x = 1,113,561,542,745,046.12/42,883,553.80
  6. Step 6: Final answer
    x = 25,967,100.30

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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.