Home / 48,964,504.32-67,542,955.85-30,597,903.36

Finding the Fourth Proportional to 48,964,504.32, 67,542,955.85 and 30,597,903.36

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Solution

The fourth proportional to 48,964,504.32, 67,542,955.85 and 30,597,903.36 is: 42,207,571.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,964,504.32 : 67,542,955.85 = 30,597,903.36 : x
  2. Step 2: Convert to fraction form
    48,964,504.32/67,542,955.85 = 30,597,903.36/x
  3. Step 3: Cross multiply
    48,964,504.32x = 67,542,955.85 × 30,597,903.36
  4. Step 4: Simplify right side
    48,964,504.32x = 2,066,672,835,823,541.50
  5. Step 5: Solve for x
    x = 2,066,672,835,823,541.50/48,964,504.32
  6. Step 6: Final answer
    x = 42,207,571.88

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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.