Home / 18,661,047.84-27,971,352.14-9,550,654.45

Finding the Fourth Proportional to 18,661,047.84, 27,971,352.14 and 9,550,654.45

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Solution

The fourth proportional to 18,661,047.84, 27,971,352.14 and 9,550,654.45 is: 14,315,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,661,047.84 : 27,971,352.14 = 9,550,654.45 : x
  2. Step 2: Convert to fraction form
    18,661,047.84/27,971,352.14 = 9,550,654.45/x
  3. Step 3: Cross multiply
    18,661,047.84x = 27,971,352.14 × 9,550,654.45
  4. Step 4: Simplify right side
    18,661,047.84x = 267,144,718,670,726.38
  5. Step 5: Solve for x
    x = 267,144,718,670,726.38/18,661,047.84
  6. Step 6: Final answer
    x = 14,315,633.34

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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.