Home / 6,643,579.87-9,168,140.36-3,587,794.12

Finding the Fourth Proportional to 6,643,579.87, 9,168,140.36 and 3,587,794.12

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Solution

The fourth proportional to 6,643,579.87, 9,168,140.36 and 3,587,794.12 is: 4,951,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,579.87 : 9,168,140.36 = 3,587,794.12 : x
  2. Step 2: Convert to fraction form
    6,643,579.87/9,168,140.36 = 3,587,794.12/x
  3. Step 3: Cross multiply
    6,643,579.87x = 9,168,140.36 × 3,587,794.12
  4. Step 4: Simplify right side
    6,643,579.87x = 32,893,400,031,465.66
  5. Step 5: Solve for x
    x = 32,893,400,031,465.66/6,643,579.87
  6. Step 6: Final answer
    x = 4,951,155.96

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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.