Home / 20,743,717.98-28,625,580.55-11,451,088.60

Finding the Fourth Proportional to 20,743,717.98, 28,625,580.55 and 11,451,088.60

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Solution

The fourth proportional to 20,743,717.98, 28,625,580.55 and 11,451,088.60 is: 15,802,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,743,717.98 : 28,625,580.55 = 11,451,088.60 : x
  2. Step 2: Convert to fraction form
    20,743,717.98/28,625,580.55 = 11,451,088.60/x
  3. Step 3: Cross multiply
    20,743,717.98x = 28,625,580.55 × 11,451,088.60
  4. Step 4: Simplify right side
    20,743,717.98x = 327,794,059,163,977.19
  5. Step 5: Solve for x
    x = 327,794,059,163,977.19/20,743,717.98
  6. Step 6: Final answer
    x = 15,802,088.11

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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.