Home / 12,932,272.35-17,845,881.12-7,350,372.54

Finding the Fourth Proportional to 12,932,272.35, 17,845,881.12 and 7,350,372.54

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Solution

The fourth proportional to 12,932,272.35, 17,845,881.12 and 7,350,372.54 is: 10,143,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932,272.35 : 17,845,881.12 = 7,350,372.54 : x
  2. Step 2: Convert to fraction form
    12,932,272.35/17,845,881.12 = 7,350,372.54/x
  3. Step 3: Cross multiply
    12,932,272.35x = 17,845,881.12 × 7,350,372.54
  4. Step 4: Simplify right side
    12,932,272.35x = 131,173,874,536,552.45
  5. Step 5: Solve for x
    x = 131,173,874,536,552.45/12,932,272.35
  6. Step 6: Final answer
    x = 10,143,141.98

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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.