Home / 8,271,654.30-12,407,481.45-6,145,890.30

Finding the Fourth Proportional to 8,271,654.30, 12,407,481.45 and 6,145,890.30

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Solution

The fourth proportional to 8,271,654.30, 12,407,481.45 and 6,145,890.30 is: 9,218,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,654.30 : 12,407,481.45 = 6,145,890.30 : x
  2. Step 2: Convert to fraction form
    8,271,654.30/12,407,481.45 = 6,145,890.30/x
  3. Step 3: Cross multiply
    8,271,654.30x = 12,407,481.45 × 6,145,890.30
  4. Step 4: Simplify right side
    8,271,654.30x = 76,255,019,890,984.92
  5. Step 5: Solve for x
    x = 76,255,019,890,984.92/8,271,654.30
  6. Step 6: Final answer
    x = 9,218,835.45

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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.