Home / 17,680,839.93-26,521,266.57-7,954,091.28

Finding the Fourth Proportional to 17,680,839.93, 26,521,266.57 and 7,954,091.28

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Solution

The fourth proportional to 17,680,839.93, 26,521,266.57 and 7,954,091.28 is: 11,931,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680,839.93 : 26,521,266.57 = 7,954,091.28 : x
  2. Step 2: Convert to fraction form
    17,680,839.93/26,521,266.57 = 7,954,091.28/x
  3. Step 3: Cross multiply
    17,680,839.93x = 26,521,266.57 × 7,954,091.28
  4. Step 4: Simplify right side
    17,680,839.93x = 210,952,575,158,992.53
  5. Step 5: Solve for x
    x = 210,952,575,158,992.53/17,680,839.93
  6. Step 6: Final answer
    x = 11,931,139.92

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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.