Home / 9,008,856.12-12,432,067.80-4,878,853.79

Finding the Fourth Proportional to 9,008,856.12, 12,432,067.80 and 4,878,853.79

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Solution

The fourth proportional to 9,008,856.12, 12,432,067.80 and 4,878,853.79 is: 6,732,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008,856.12 : 12,432,067.80 = 4,878,853.79 : x
  2. Step 2: Convert to fraction form
    9,008,856.12/12,432,067.80 = 4,878,853.79/x
  3. Step 3: Cross multiply
    9,008,856.12x = 12,432,067.80 × 4,878,853.79
  4. Step 4: Simplify right side
    9,008,856.12x = 60,654,241,103,566.97
  5. Step 5: Solve for x
    x = 60,654,241,103,566.97/9,008,856.12
  6. Step 6: Final answer
    x = 6,732,735.02

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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.