Home / 21,186,546.47-31,780,114.97-6,040,477.97

Finding the Fourth Proportional to 21,186,546.47, 31,780,114.97 and 6,040,477.97

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Solution

The fourth proportional to 21,186,546.47, 31,780,114.97 and 6,040,477.97 is: 9,060,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,186,546.47 : 31,780,114.97 = 6,040,477.97 : x
  2. Step 2: Convert to fraction form
    21,186,546.47/31,780,114.97 = 6,040,477.97/x
  3. Step 3: Cross multiply
    21,186,546.47x = 31,780,114.97 × 6,040,477.97
  4. Step 4: Simplify right side
    21,186,546.47x = 191,967,084,290,424.69
  5. Step 5: Solve for x
    x = 191,967,084,290,424.69/21,186,546.47
  6. Step 6: Final answer
    x = 9,060,801.13

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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.