Home / 69,115,923.41-103,679,838.62-17,998,035.17

Finding the Fourth Proportional to 69,115,923.41, 103,679,838.62 and 17,998,035.17

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Solution

The fourth proportional to 69,115,923.41, 103,679,838.62 and 17,998,035.17 is: 26,998,603.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,115,923.41 : 103,679,838.62 = 17,998,035.17 : x
  2. Step 2: Convert to fraction form
    69,115,923.41/103,679,838.62 = 17,998,035.17/x
  3. Step 3: Cross multiply
    69,115,923.41x = 103,679,838.62 × 17,998,035.17
  4. Step 4: Simplify right side
    69,115,923.41x = 1,866,033,381,902,684.50
  5. Step 5: Solve for x
    x = 1,866,033,381,902,684.50/69,115,923.41
  6. Step 6: Final answer
    x = 26,998,603.07

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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.