Home / 6,849,969.75-10,275,561.52-1,801,280.25

Finding the Fourth Proportional to 6,849,969.75, 10,275,561.52 and 1,801,280.25

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Solution

The fourth proportional to 6,849,969.75, 10,275,561.52 and 1,801,280.25 is: 2,702,079.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,969.75 : 10,275,561.52 = 1,801,280.25 : x
  2. Step 2: Convert to fraction form
    6,849,969.75/10,275,561.52 = 1,801,280.25/x
  3. Step 3: Cross multiply
    6,849,969.75x = 10,275,561.52 × 1,801,280.25
  4. Step 4: Simplify right side
    6,849,969.75x = 18,509,166,019,132.78
  5. Step 5: Solve for x
    x = 18,509,166,019,132.78/6,849,969.75
  6. Step 6: Final answer
    x = 2,702,079.96

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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.