Home / 6,878,560.32-10,317,865.32-2,086,291.08

Finding the Fourth Proportional to 6,878,560.32, 10,317,865.32 and 2,086,291.08

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Solution

The fourth proportional to 6,878,560.32, 10,317,865.32 and 2,086,291.08 is: 3,129,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,560.32 : 10,317,865.32 = 2,086,291.08 : x
  2. Step 2: Convert to fraction form
    6,878,560.32/10,317,865.32 = 2,086,291.08/x
  3. Step 3: Cross multiply
    6,878,560.32x = 10,317,865.32 × 2,086,291.08
  4. Step 4: Simplify right side
    6,878,560.32x = 21,526,070,381,757.35
  5. Step 5: Solve for x
    x = 21,526,070,381,757.35/6,878,560.32
  6. Step 6: Final answer
    x = 3,129,444.15

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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.