Home / 7,007,100.80-9,669,813.28-3,787,836.80

Finding the Fourth Proportional to 7,007,100.80, 9,669,813.28 and 3,787,836.80

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Solution

The fourth proportional to 7,007,100.80, 9,669,813.28 and 3,787,836.80 is: 5,227,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,100.80 : 9,669,813.28 = 3,787,836.80 : x
  2. Step 2: Convert to fraction form
    7,007,100.80/9,669,813.28 = 3,787,836.80/x
  3. Step 3: Cross multiply
    7,007,100.80x = 9,669,813.28 × 3,787,836.80
  4. Step 4: Simplify right side
    7,007,100.80x = 36,627,674,591,112.70
  5. Step 5: Solve for x
    x = 36,627,674,591,112.70/7,007,100.80
  6. Step 6: Final answer
    x = 5,227,222.45

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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.