Home / 6,951,346.64-10,428,651.96-2,158,788.56

Finding the Fourth Proportional to 6,951,346.64, 10,428,651.96 and 2,158,788.56

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Solution

The fourth proportional to 6,951,346.64, 10,428,651.96 and 2,158,788.56 is: 3,238,689.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951,346.64 : 10,428,651.96 = 2,158,788.56 : x
  2. Step 2: Convert to fraction form
    6,951,346.64/10,428,651.96 = 2,158,788.56/x
  3. Step 3: Cross multiply
    6,951,346.64x = 10,428,651.96 × 2,158,788.56
  4. Step 4: Simplify right side
    6,951,346.64x = 22,513,254,547,469.58
  5. Step 5: Solve for x
    x = 22,513,254,547,469.58/6,951,346.64
  6. Step 6: Final answer
    x = 3,238,689.67

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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.