Home / 18,081,870.65-24,952,962.49-9,821,939.49

Finding the Fourth Proportional to 18,081,870.65, 24,952,962.49 and 9,821,939.49

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Solution

The fourth proportional to 18,081,870.65, 24,952,962.49 and 9,821,939.49 is: 13,554,266.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081,870.65 : 24,952,962.49 = 9,821,939.49 : x
  2. Step 2: Convert to fraction form
    18,081,870.65/24,952,962.49 = 9,821,939.49/x
  3. Step 3: Cross multiply
    18,081,870.65x = 24,952,962.49 × 9,821,939.49
  4. Step 4: Simplify right side
    18,081,870.65x = 245,086,487,605,906.44
  5. Step 5: Solve for x
    x = 245,086,487,605,906.44/18,081,870.65
  6. Step 6: Final answer
    x = 13,554,266.17

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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.