Home / 68,917,049.40-103,313,004.95-34,384,013.22

Finding the Fourth Proportional to 68,917,049.40, 103,313,004.95 and 34,384,013.22

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Solution

The fourth proportional to 68,917,049.40, 103,313,004.95 and 34,384,013.22 is: 51,544,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917,049.40 : 103,313,004.95 = 34,384,013.22 : x
  2. Step 2: Convert to fraction form
    68,917,049.40/103,313,004.95 = 34,384,013.22/x
  3. Step 3: Cross multiply
    68,917,049.40x = 103,313,004.95 × 34,384,013.22
  4. Step 4: Simplify right side
    68,917,049.40x = 3,552,315,727,826,805
  5. Step 5: Solve for x
    x = 3,552,315,727,826,805/68,917,049.40
  6. Step 6: Final answer
    x = 51,544,802.90

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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.