Home / 68,917,725.36-103,314,017.63-34,384,689.18

Finding the Fourth Proportional to 68,917,725.36, 103,314,017.63 and 34,384,689.18

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Solution

The fourth proportional to 68,917,725.36, 103,314,017.63 and 34,384,689.18 is: 51,545,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917,725.36 : 103,314,017.63 = 34,384,689.18 : x
  2. Step 2: Convert to fraction form
    68,917,725.36/103,314,017.63 = 34,384,689.18/x
  3. Step 3: Cross multiply
    68,917,725.36x = 103,314,017.63 × 34,384,689.18
  4. Step 4: Simplify right side
    68,917,725.36x = 3,552,420,384,230,551.50
  5. Step 5: Solve for x
    x = 3,552,420,384,230,551.50/68,917,725.36
  6. Step 6: Final answer
    x = 51,545,815.91

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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.