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Finding the Fourth Proportional to 63,180,816, 94,771,224 and 15,311,760

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Solution

The fourth proportional to 63,180,816, 94,771,224 and 15,311,760 is: 22,967,640

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,180,816 : 94,771,224 = 15,311,760 : x
  2. Step 2: Convert to fraction form
    63,180,816/94,771,224 = 15,311,760/x
  3. Step 3: Cross multiply
    63,180,816x = 94,771,224 × 15,311,760
  4. Step 4: Simplify right side
    63,180,816x = 1,451,114,236,794,240
  5. Step 5: Solve for x
    x = 1,451,114,236,794,240/63,180,816
  6. Step 6: Final answer
    x = 22,967,640

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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.