Home / 57,267,473.22-85,914,664.02-18,928,987.38

Finding the Fourth Proportional to 57,267,473.22, 85,914,664.02 and 18,928,987.38

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Solution

The fourth proportional to 57,267,473.22, 85,914,664.02 and 18,928,987.38 is: 28,397,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267,473.22 : 85,914,664.02 = 18,928,987.38 : x
  2. Step 2: Convert to fraction form
    57,267,473.22/85,914,664.02 = 18,928,987.38/x
  3. Step 3: Cross multiply
    57,267,473.22x = 85,914,664.02 × 18,928,987.38
  4. Step 4: Simplify right side
    57,267,473.22x = 1,626,277,590,991,520
  5. Step 5: Solve for x
    x = 1,626,277,590,991,520/57,267,473.22
  6. Step 6: Final answer
    x = 28,397,928.17

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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.