Home / 20,799,505.77-28,703,219.99-11,632,184.97

Finding the Fourth Proportional to 20,799,505.77, 28,703,219.99 and 11,632,184.97

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Solution

The fourth proportional to 20,799,505.77, 28,703,219.99 and 11,632,184.97 is: 16,052,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,799,505.77 : 28,703,219.99 = 11,632,184.97 : x
  2. Step 2: Convert to fraction form
    20,799,505.77/28,703,219.99 = 11,632,184.97/x
  3. Step 3: Cross multiply
    20,799,505.77x = 28,703,219.99 × 11,632,184.97
  4. Step 4: Simplify right side
    20,799,505.77x = 333,881,164,100,120.62
  5. Step 5: Solve for x
    x = 333,881,164,100,120.62/20,799,505.77
  6. Step 6: Final answer
    x = 16,052,360.46

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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.