Home / 30,940,270.04-42,695,073.06-17,888,370.08

Finding the Fourth Proportional to 30,940,270.04, 42,695,073.06 and 17,888,370.08

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Solution

The fourth proportional to 30,940,270.04, 42,695,073.06 and 17,888,370.08 is: 24,684,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940,270.04 : 42,695,073.06 = 17,888,370.08 : x
  2. Step 2: Convert to fraction form
    30,940,270.04/42,695,073.06 = 17,888,370.08/x
  3. Step 3: Cross multiply
    30,940,270.04x = 42,695,073.06 × 17,888,370.08
  4. Step 4: Simplify right side
    30,940,270.04x = 763,745,267,489,918
  5. Step 5: Solve for x
    x = 763,745,267,489,918/30,940,270.04
  6. Step 6: Final answer
    x = 24,684,505.55

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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.