Home / 8,099,046.40-12,156,442.80-4,910,400.40

Finding the Fourth Proportional to 8,099,046.40, 12,156,442.80 and 4,910,400.40

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Solution

The fourth proportional to 8,099,046.40, 12,156,442.80 and 4,910,400.40 is: 7,370,374.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,046.40 : 12,156,442.80 = 4,910,400.40 : x
  2. Step 2: Convert to fraction form
    8,099,046.40/12,156,442.80 = 4,910,400.40/x
  3. Step 3: Cross multiply
    8,099,046.40x = 12,156,442.80 × 4,910,400.40
  4. Step 4: Simplify right side
    8,099,046.40x = 59,693,001,587,697.12
  5. Step 5: Solve for x
    x = 59,693,001,587,697.12/8,099,046.40
  6. Step 6: Final answer
    x = 7,370,374.07

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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.