Home / 21,923,072.52-32,887,759.68-6,778,185

Finding the Fourth Proportional to 21,923,072.52, 32,887,759.68 and 6,778,185

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Solution

The fourth proportional to 21,923,072.52, 32,887,759.68 and 6,778,185 is: 10,168,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923,072.52 : 32,887,759.68 = 6,778,185 : x
  2. Step 2: Convert to fraction form
    21,923,072.52/32,887,759.68 = 6,778,185/x
  3. Step 3: Cross multiply
    21,923,072.52x = 32,887,759.68 × 6,778,185
  4. Step 4: Simplify right side
    21,923,072.52x = 222,919,319,346,580.81
  5. Step 5: Solve for x
    x = 222,919,319,346,580.81/21,923,072.52
  6. Step 6: Final answer
    x = 10,168,251.70

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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.