Home / 5,335,969.30-7,363,629.16-2,888,579.70

Finding the Fourth Proportional to 5,335,969.30, 7,363,629.16 and 2,888,579.70

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Solution

The fourth proportional to 5,335,969.30, 7,363,629.16 and 2,888,579.70 is: 3,986,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335,969.30 : 7,363,629.16 = 2,888,579.70 : x
  2. Step 2: Convert to fraction form
    5,335,969.30/7,363,629.16 = 2,888,579.70/x
  3. Step 3: Cross multiply
    5,335,969.30x = 7,363,629.16 × 2,888,579.70
  4. Step 4: Simplify right side
    5,335,969.30x = 21,270,429,709,904.05
  5. Step 5: Solve for x
    x = 21,270,429,709,904.05/5,335,969.30
  6. Step 6: Final answer
    x = 3,986,235.40

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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.