Home / 38,148,333.22-52,646,084.22-21,853,958.50

Finding the Fourth Proportional to 38,148,333.22, 52,646,084.22 and 21,853,958.50

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Solution

The fourth proportional to 38,148,333.22, 52,646,084.22 and 21,853,958.50 is: 30,159,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,148,333.22 : 52,646,084.22 = 21,853,958.50 : x
  2. Step 2: Convert to fraction form
    38,148,333.22/52,646,084.22 = 21,853,958.50/x
  3. Step 3: Cross multiply
    38,148,333.22x = 52,646,084.22 × 21,853,958.50
  4. Step 4: Simplify right side
    38,148,333.22x = 1,150,525,339,731,384.75
  5. Step 5: Solve for x
    x = 1,150,525,339,731,384.75/38,148,333.22
  6. Step 6: Final answer
    x = 30,159,255.79

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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.