Home / 6,517,842.80-9,776,715.60-1,968,882.80

Finding the Fourth Proportional to 6,517,842.80, 9,776,715.60 and 1,968,882.80

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Solution

The fourth proportional to 6,517,842.80, 9,776,715.60 and 1,968,882.80 is: 2,953,309.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,842.80 : 9,776,715.60 = 1,968,882.80 : x
  2. Step 2: Convert to fraction form
    6,517,842.80/9,776,715.60 = 1,968,882.80/x
  3. Step 3: Cross multiply
    6,517,842.80x = 9,776,715.60 × 1,968,882.80
  4. Step 4: Simplify right side
    6,517,842.80x = 19,249,207,185,331.68
  5. Step 5: Solve for x
    x = 19,249,207,185,331.68/6,517,842.80
  6. Step 6: Final answer
    x = 2,953,309.52

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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.