Home / 68,116,015.26-102,085,307.37-27,679,225.50

Finding the Fourth Proportional to 68,116,015.26, 102,085,307.37 and 27,679,225.50

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Solution

The fourth proportional to 68,116,015.26, 102,085,307.37 and 27,679,225.50 is: 41,482,788.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,116,015.26 : 102,085,307.37 = 27,679,225.50 : x
  2. Step 2: Convert to fraction form
    68,116,015.26/102,085,307.37 = 27,679,225.50/x
  3. Step 3: Cross multiply
    68,116,015.26x = 102,085,307.37 × 27,679,225.50
  4. Step 4: Simplify right side
    68,116,015.26x = 2,825,642,242,931,042
  5. Step 5: Solve for x
    x = 2,825,642,242,931,042/68,116,015.26
  6. Step 6: Final answer
    x = 41,482,788.33

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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.