Home / 26,582,330.25-39,820,309.72-21,126,631.66

Finding the Fourth Proportional to 26,582,330.25, 39,820,309.72 and 21,126,631.66

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Solution

The fourth proportional to 26,582,330.25, 39,820,309.72 and 21,126,631.66 is: 31,647,677.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,582,330.25 : 39,820,309.72 = 21,126,631.66 : x
  2. Step 2: Convert to fraction form
    26,582,330.25/39,820,309.72 = 21,126,631.66/x
  3. Step 3: Cross multiply
    26,582,330.25x = 39,820,309.72 × 21,126,631.66
  4. Step 4: Simplify right side
    26,582,330.25x = 841,269,015,889,190.38
  5. Step 5: Solve for x
    x = 841,269,015,889,190.38/26,582,330.25
  6. Step 6: Final answer
    x = 31,647,677.54

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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.