Home / 9,132,654.56-12,603,266.94-5,212,332.06

Finding the Fourth Proportional to 9,132,654.56, 12,603,266.94 and 5,212,332.06

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Solution

The fourth proportional to 9,132,654.56, 12,603,266.94 and 5,212,332.06 is: 7,193,134.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,654.56 : 12,603,266.94 = 5,212,332.06 : x
  2. Step 2: Convert to fraction form
    9,132,654.56/12,603,266.94 = 5,212,332.06/x
  3. Step 3: Cross multiply
    9,132,654.56x = 12,603,266.94 × 5,212,332.06
  4. Step 4: Simplify right side
    9,132,654.56x = 65,692,412,332,100.09
  5. Step 5: Solve for x
    x = 65,692,412,332,100.09/9,132,654.56
  6. Step 6: Final answer
    x = 7,193,134.47

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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.