Home / 6,643,657.32-9,168,246.72-3,587,871.30

Finding the Fourth Proportional to 6,643,657.32, 9,168,246.72 and 3,587,871.30

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Solution

The fourth proportional to 6,643,657.32, 9,168,246.72 and 3,587,871.30 is: 4,951,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,657.32 : 9,168,246.72 = 3,587,871.30 : x
  2. Step 2: Convert to fraction form
    6,643,657.32/9,168,246.72 = 3,587,871.30/x
  3. Step 3: Cross multiply
    6,643,657.32x = 9,168,246.72 × 3,587,871.30
  4. Step 4: Simplify right side
    6,643,657.32x = 32,894,489,278,007.14
  5. Step 5: Solve for x
    x = 32,894,489,278,007.14/6,643,657.32
  6. Step 6: Final answer
    x = 4,951,262.19

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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.