Home / 64,620,661.82-89,176,513.41-35,252,112.87

Finding the Fourth Proportional to 64,620,661.82, 89,176,513.41 and 35,252,112.87

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Solution

The fourth proportional to 64,620,661.82, 89,176,513.41 and 35,252,112.87 is: 48,647,915.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,620,661.82 : 89,176,513.41 = 35,252,112.87 : x
  2. Step 2: Convert to fraction form
    64,620,661.82/89,176,513.41 = 35,252,112.87/x
  3. Step 3: Cross multiply
    64,620,661.82x = 89,176,513.41 × 35,252,112.87
  4. Step 4: Simplify right side
    64,620,661.82x = 3,143,660,516,082,388
  5. Step 5: Solve for x
    x = 3,143,660,516,082,388/64,620,661.82
  6. Step 6: Final answer
    x = 48,647,915.82

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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.