Home / 7,464,490.56-11,196,662.40-3,419,831.16

Finding the Fourth Proportional to 7,464,490.56, 11,196,662.40 and 3,419,831.16

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Solution

The fourth proportional to 7,464,490.56, 11,196,662.40 and 3,419,831.16 is: 5,129,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464,490.56 : 11,196,662.40 = 3,419,831.16 : x
  2. Step 2: Convert to fraction form
    7,464,490.56/11,196,662.40 = 3,419,831.16/x
  3. Step 3: Cross multiply
    7,464,490.56x = 11,196,662.40 × 3,419,831.16
  4. Step 4: Simplify right side
    7,464,490.56x = 38,290,694,963,520.39
  5. Step 5: Solve for x
    x = 38,290,694,963,520.39/7,464,490.56
  6. Step 6: Final answer
    x = 5,129,713.09

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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.