Home / 10,133,932.30-15,207,137.54-3,984,831.88

Finding the Fourth Proportional to 10,133,932.30, 15,207,137.54 and 3,984,831.88

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Solution

The fourth proportional to 10,133,932.30, 15,207,137.54 and 3,984,831.88 is: 5,979,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133,932.30 : 15,207,137.54 = 3,984,831.88 : x
  2. Step 2: Convert to fraction form
    10,133,932.30/15,207,137.54 = 3,984,831.88/x
  3. Step 3: Cross multiply
    10,133,932.30x = 15,207,137.54 × 3,984,831.88
  4. Step 4: Simplify right side
    10,133,932.30x = 60,597,886,396,901.09
  5. Step 5: Solve for x
    x = 60,597,886,396,901.09/10,133,932.30
  6. Step 6: Final answer
    x = 5,979,701.13

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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.