Home / 15,400,066.91-21,252,092.74-8,524,548.97

Finding the Fourth Proportional to 15,400,066.91, 21,252,092.74 and 8,524,548.97

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Solution

The fourth proportional to 15,400,066.91, 21,252,092.74 and 8,524,548.97 is: 11,763,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,066.91 : 21,252,092.74 = 8,524,548.97 : x
  2. Step 2: Convert to fraction form
    15,400,066.91/21,252,092.74 = 8,524,548.97/x
  3. Step 3: Cross multiply
    15,400,066.91x = 21,252,092.74 × 8,524,548.97
  4. Step 4: Simplify right side
    15,400,066.91x = 181,164,505,202,669.88
  5. Step 5: Solve for x
    x = 181,164,505,202,669.88/15,400,066.91
  6. Step 6: Final answer
    x = 11,763,877.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.