Home / 17,419,936.24-26,128,215.90-5,289,506.31

Finding the Fourth Proportional to 17,419,936.24, 26,128,215.90 and 5,289,506.31

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Solution

The fourth proportional to 17,419,936.24, 26,128,215.90 and 5,289,506.31 is: 7,933,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419,936.24 : 26,128,215.90 = 5,289,506.31 : x
  2. Step 2: Convert to fraction form
    17,419,936.24/26,128,215.90 = 5,289,506.31/x
  3. Step 3: Cross multiply
    17,419,936.24x = 26,128,215.90 × 5,289,506.31
  4. Step 4: Simplify right side
    17,419,936.24x = 138,205,362,872,092.31
  5. Step 5: Solve for x
    x = 138,205,362,872,092.31/17,419,936.24
  6. Step 6: Final answer
    x = 7,933,746.77

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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.