Home / 15,019,333.22-20,727,087.39-8,493,938.48

Finding the Fourth Proportional to 15,019,333.22, 20,727,087.39 and 8,493,938.48

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Solution

The fourth proportional to 15,019,333.22, 20,727,087.39 and 8,493,938.48 is: 11,721,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019,333.22 : 20,727,087.39 = 8,493,938.48 : x
  2. Step 2: Convert to fraction form
    15,019,333.22/20,727,087.39 = 8,493,938.48/x
  3. Step 3: Cross multiply
    15,019,333.22x = 20,727,087.39 × 8,493,938.48
  4. Step 4: Simplify right side
    15,019,333.22x = 176,054,605,212,061.50
  5. Step 5: Solve for x
    x = 176,054,605,212,061.50/15,019,333.22
  6. Step 6: Final answer
    x = 11,721,865.59

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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.