Home / 30,650,304.47-42,263,057.21-25,051,175.66

Finding the Fourth Proportional to 30,650,304.47, 42,263,057.21 and 25,051,175.66

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Solution

The fourth proportional to 30,650,304.47, 42,263,057.21 and 25,051,175.66 is: 34,542,536.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,650,304.47 : 42,263,057.21 = 25,051,175.66 : x
  2. Step 2: Convert to fraction form
    30,650,304.47/42,263,057.21 = 25,051,175.66/x
  3. Step 3: Cross multiply
    30,650,304.47x = 42,263,057.21 × 25,051,175.66
  4. Step 4: Simplify right side
    30,650,304.47x = 1,058,739,269,759,768.38
  5. Step 5: Solve for x
    x = 1,058,739,269,759,768.38/30,650,304.47
  6. Step 6: Final answer
    x = 34,542,536.79

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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.