Home / 7,283,504.80-10,931,866.80-3,691,770.40

Finding the Fourth Proportional to 7,283,504.80, 10,931,866.80 and 3,691,770.40

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Solution

The fourth proportional to 7,283,504.80, 10,931,866.80 and 3,691,770.40 is: 5,541,005.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,504.80 : 10,931,866.80 = 3,691,770.40 : x
  2. Step 2: Convert to fraction form
    7,283,504.80/10,931,866.80 = 3,691,770.40/x
  3. Step 3: Cross multiply
    7,283,504.80x = 10,931,866.80 × 3,691,770.40
  4. Step 4: Simplify right side
    7,283,504.80x = 40,357,942,268,982.72
  5. Step 5: Solve for x
    x = 40,357,942,268,982.72/7,283,504.80
  6. Step 6: Final answer
    x = 5,541,005.79

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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.