Home / 18,290,918.54-27,433,706.94-5,333,587.35

Finding the Fourth Proportional to 18,290,918.54, 27,433,706.94 and 5,333,587.35

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Solution

The fourth proportional to 18,290,918.54, 27,433,706.94 and 5,333,587.35 is: 7,999,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290,918.54 : 27,433,706.94 = 5,333,587.35 : x
  2. Step 2: Convert to fraction form
    18,290,918.54/27,433,706.94 = 5,333,587.35/x
  3. Step 3: Cross multiply
    18,290,918.54x = 27,433,706.94 × 5,333,587.35
  4. Step 4: Simplify right side
    18,290,918.54x = 146,320,072,298,791.22
  5. Step 5: Solve for x
    x = 146,320,072,298,791.22/18,290,918.54
  6. Step 6: Final answer
    x = 7,999,602.21

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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.