Home / 6,627,419.76-9,145,654.01-4,015,470.28

Finding the Fourth Proportional to 6,627,419.76, 9,145,654.01 and 4,015,470.28

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Solution

The fourth proportional to 6,627,419.76, 9,145,654.01 and 4,015,470.28 is: 5,541,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627,419.76 : 9,145,654.01 = 4,015,470.28 : x
  2. Step 2: Convert to fraction form
    6,627,419.76/9,145,654.01 = 4,015,470.28/x
  3. Step 3: Cross multiply
    6,627,419.76x = 9,145,654.01 × 4,015,470.28
  4. Step 4: Simplify right side
    6,627,419.76x = 36,724,101,883,304.60
  5. Step 5: Solve for x
    x = 36,724,101,883,304.60/6,627,419.76
  6. Step 6: Final answer
    x = 5,541,236.74

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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.