Home / 11,972,081.70-16,521,539.40-6,539,573.70

Finding the Fourth Proportional to 11,972,081.70, 16,521,539.40 and 6,539,573.70

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Solution

The fourth proportional to 11,972,081.70, 16,521,539.40 and 6,539,573.70 is: 9,024,648.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972,081.70 : 16,521,539.40 = 6,539,573.70 : x
  2. Step 2: Convert to fraction form
    11,972,081.70/16,521,539.40 = 6,539,573.70/x
  3. Step 3: Cross multiply
    11,972,081.70x = 16,521,539.40 × 6,539,573.70
  4. Step 4: Simplify right side
    11,972,081.70x = 108,043,824,543,753.78
  5. Step 5: Solve for x
    x = 108,043,824,543,753.78/11,972,081.70
  6. Step 6: Final answer
    x = 9,024,648.11

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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.