Home / 8,064,249.60-12,096,374.40-4,872,979.20

Finding the Fourth Proportional to 8,064,249.60, 12,096,374.40 and 4,872,979.20

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Solution

The fourth proportional to 8,064,249.60, 12,096,374.40 and 4,872,979.20 is: 7,309,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,249.60 : 12,096,374.40 = 4,872,979.20 : x
  2. Step 2: Convert to fraction form
    8,064,249.60/12,096,374.40 = 4,872,979.20/x
  3. Step 3: Cross multiply
    8,064,249.60x = 12,096,374.40 × 4,872,979.20
  4. Step 4: Simplify right side
    8,064,249.60x = 58,945,380,846,612.48
  5. Step 5: Solve for x
    x = 58,945,380,846,612.48/8,064,249.60
  6. Step 6: Final answer
    x = 7,309,468.80

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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.