Home / 12,738,803.16-17,577,133.01-8,093,344.52

Finding the Fourth Proportional to 12,738,803.16, 17,577,133.01 and 8,093,344.52

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Solution

The fourth proportional to 12,738,803.16, 17,577,133.01 and 8,093,344.52 is: 11,167,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,738,803.16 : 17,577,133.01 = 8,093,344.52 : x
  2. Step 2: Convert to fraction form
    12,738,803.16/17,577,133.01 = 8,093,344.52/x
  3. Step 3: Cross multiply
    12,738,803.16x = 17,577,133.01 × 8,093,344.52
  4. Step 4: Simplify right side
    12,738,803.16x = 142,257,793,058,749.38
  5. Step 5: Solve for x
    x = 142,257,793,058,749.38/12,738,803.16
  6. Step 6: Final answer
    x = 11,167,280.89

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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.