Home / 68,805,329.21-103,243,976.79-27,869,093.29

Finding the Fourth Proportional to 68,805,329.21, 103,243,976.79 and 27,869,093.29

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Solution

The fourth proportional to 68,805,329.21, 103,243,976.79 and 27,869,093.29 is: 41,818,214.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,805,329.21 : 103,243,976.79 = 27,869,093.29 : x
  2. Step 2: Convert to fraction form
    68,805,329.21/103,243,976.79 = 27,869,093.29/x
  3. Step 3: Cross multiply
    68,805,329.21x = 103,243,976.79 × 27,869,093.29
  4. Step 4: Simplify right side
    68,805,329.21x = 2,877,316,020,791,105
  5. Step 5: Solve for x
    x = 2,877,316,020,791,105/68,805,329.21
  6. Step 6: Final answer
    x = 41,818,214.57

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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.