Home / 14,177,951.88-19,562,992.74-7,982,035.08

Finding the Fourth Proportional to 14,177,951.88, 19,562,992.74 and 7,982,035.08

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Solution

The fourth proportional to 14,177,951.88, 19,562,992.74 and 7,982,035.08 is: 11,013,755.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177,951.88 : 19,562,992.74 = 7,982,035.08 : x
  2. Step 2: Convert to fraction form
    14,177,951.88/19,562,992.74 = 7,982,035.08/x
  3. Step 3: Cross multiply
    14,177,951.88x = 19,562,992.74 × 7,982,035.08
  4. Step 4: Simplify right side
    14,177,951.88x = 156,152,494,320,465.31
  5. Step 5: Solve for x
    x = 156,152,494,320,465.31/14,177,951.88
  6. Step 6: Final answer
    x = 11,013,755.42

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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.