Home / 57,267,041.62-85,914,012.48-18,928,551.63

Finding the Fourth Proportional to 57,267,041.62, 85,914,012.48 and 18,928,551.63

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Solution

The fourth proportional to 57,267,041.62, 85,914,012.48 and 18,928,551.63 is: 28,397,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267,041.62 : 85,914,012.48 = 18,928,551.63 : x
  2. Step 2: Convert to fraction form
    57,267,041.62/85,914,012.48 = 18,928,551.63/x
  3. Step 3: Cross multiply
    57,267,041.62x = 85,914,012.48 × 18,928,551.63
  4. Step 4: Simplify right side
    57,267,041.62x = 1,626,227,820,968,144.25
  5. Step 5: Solve for x
    x = 1,626,227,820,968,144.25/57,267,041.62
  6. Step 6: Final answer
    x = 28,397,273.11

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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.