Home / 10,951,855.87-15,118,214.65-6,823,926.51

Finding the Fourth Proportional to 10,951,855.87, 15,118,214.65 and 6,823,926.51

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Solution

The fourth proportional to 10,951,855.87, 15,118,214.65 and 6,823,926.51 is: 9,419,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951,855.87 : 15,118,214.65 = 6,823,926.51 : x
  2. Step 2: Convert to fraction form
    10,951,855.87/15,118,214.65 = 6,823,926.51/x
  3. Step 3: Cross multiply
    10,951,855.87x = 15,118,214.65 × 6,823,926.51
  4. Step 4: Simplify right side
    10,951,855.87x = 103,165,585,658,414.30
  5. Step 5: Solve for x
    x = 103,165,585,658,414.30/10,951,855.87
  6. Step 6: Final answer
    x = 9,419,918.13

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1.5x scale

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.