Home / 15,062,804.64-20,786,161.68-8,623,032.48

Finding the Fourth Proportional to 15,062,804.64, 20,786,161.68 and 8,623,032.48

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Solution

The fourth proportional to 15,062,804.64, 20,786,161.68 and 8,623,032.48 is: 11,899,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062,804.64 : 20,786,161.68 = 8,623,032.48 : x
  2. Step 2: Convert to fraction form
    15,062,804.64/20,786,161.68 = 8,623,032.48/x
  3. Step 3: Cross multiply
    15,062,804.64x = 20,786,161.68 × 8,623,032.48
  4. Step 4: Simplify right side
    15,062,804.64x = 179,239,747,301,171.38
  5. Step 5: Solve for x
    x = 179,239,747,301,171.38/15,062,804.64
  6. Step 6: Final answer
    x = 11,899,493.59

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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.