Home / 38,269,034.88-52,811,680.32-20,865,238.08

Finding the Fourth Proportional to 38,269,034.88, 52,811,680.32 and 20,865,238.08

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Solution

The fourth proportional to 38,269,034.88, 52,811,680.32 and 20,865,238.08 is: 28,794,253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269,034.88 : 52,811,680.32 = 20,865,238.08 : x
  2. Step 2: Convert to fraction form
    38,269,034.88/52,811,680.32 = 20,865,238.08/x
  3. Step 3: Cross multiply
    38,269,034.88x = 52,811,680.32 × 20,865,238.08
  4. Step 4: Simplify right side
    38,269,034.88x = 1,101,928,283,281,650.50
  5. Step 5: Solve for x
    x = 1,101,928,283,281,650.50/38,269,034.88
  6. Step 6: Final answer
    x = 28,794,253.28

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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.