Home / 26,968,173.75-37,219,724.73-15,209,857.13

Finding the Fourth Proportional to 26,968,173.75, 37,219,724.73 and 15,209,857.13

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Solution

The fourth proportional to 26,968,173.75, 37,219,724.73 and 15,209,857.13 is: 20,991,658.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968,173.75 : 37,219,724.73 = 15,209,857.13 : x
  2. Step 2: Convert to fraction form
    26,968,173.75/37,219,724.73 = 15,209,857.13/x
  3. Step 3: Cross multiply
    26,968,173.75x = 37,219,724.73 × 15,209,857.13
  4. Step 4: Simplify right side
    26,968,173.75x = 566,106,695,375,129.12
  5. Step 5: Solve for x
    x = 566,106,695,375,129.12/26,968,173.75
  6. Step 6: Final answer
    x = 20,991,658.56

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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.