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Finding the Fourth Proportional to 64,497,888, 89,007,086.52 and 35,524,512

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Solution

The fourth proportional to 64,497,888, 89,007,086.52 and 35,524,512 is: 49,023,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,497,888 : 89,007,086.52 = 35,524,512 : x
  2. Step 2: Convert to fraction form
    64,497,888/89,007,086.52 = 35,524,512/x
  3. Step 3: Cross multiply
    64,497,888x = 89,007,086.52 × 35,524,512
  4. Step 4: Simplify right side
    64,497,888x = 3,161,933,313,164,778
  5. Step 5: Solve for x
    x = 3,161,933,313,164,778/64,497,888
  6. Step 6: Final answer
    x = 49,023,827.15

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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.