Home / 17,918,300.90-26,874,498.54-7,684,813.82

Finding the Fourth Proportional to 17,918,300.90, 26,874,498.54 and 7,684,813.82

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Solution

The fourth proportional to 17,918,300.90, 26,874,498.54 and 7,684,813.82 is: 11,525,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918,300.90 : 26,874,498.54 = 7,684,813.82 : x
  2. Step 2: Convert to fraction form
    17,918,300.90/26,874,498.54 = 7,684,813.82/x
  3. Step 3: Cross multiply
    17,918,300.90x = 26,874,498.54 × 7,684,813.82
  4. Step 4: Simplify right side
    17,918,300.90x = 206,525,517,785,761.81
  5. Step 5: Solve for x
    x = 206,525,517,785,761.81/17,918,300.90
  6. Step 6: Final answer
    x = 11,525,954.33

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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.