Home / 30,995,626.36-42,772,891.04-17,055,677.87

Finding the Fourth Proportional to 30,995,626.36, 42,772,891.04 and 17,055,677.87

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Solution

The fourth proportional to 30,995,626.36, 42,772,891.04 and 17,055,677.87 is: 23,536,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,995,626.36 : 42,772,891.04 = 17,055,677.87 : x
  2. Step 2: Convert to fraction form
    30,995,626.36/42,772,891.04 = 17,055,677.87/x
  3. Step 3: Cross multiply
    30,995,626.36x = 42,772,891.04 × 17,055,677.87
  4. Step 4: Simplify right side
    30,995,626.36x = 729,520,651,146,849.38
  5. Step 5: Solve for x
    x = 729,520,651,146,849.38/30,995,626.36
  6. Step 6: Final answer
    x = 23,536,244.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.