Home / 21,955,105.36-32,926,253.64-7,380,377.46

Finding the Fourth Proportional to 21,955,105.36, 32,926,253.64 and 7,380,377.46

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Solution

The fourth proportional to 21,955,105.36, 32,926,253.64 and 7,380,377.46 is: 11,068,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,955,105.36 : 32,926,253.64 = 7,380,377.46 : x
  2. Step 2: Convert to fraction form
    21,955,105.36/32,926,253.64 = 7,380,377.46/x
  3. Step 3: Cross multiply
    21,955,105.36x = 32,926,253.64 × 7,380,377.46
  4. Step 4: Simplify right side
    21,955,105.36x = 243,008,180,206,898.97
  5. Step 5: Solve for x
    x = 243,008,180,206,898.97/21,955,105.36
  6. Step 6: Final answer
    x = 11,068,413.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.