Home / 10,667,611.38-15,994,937.04-4,182,917.40

Finding the Fourth Proportional to 10,667,611.38, 15,994,937.04 and 4,182,917.40

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Solution

The fourth proportional to 10,667,611.38, 15,994,937.04 and 4,182,917.40 is: 6,271,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,611.38 : 15,994,937.04 = 4,182,917.40 : x
  2. Step 2: Convert to fraction form
    10,667,611.38/15,994,937.04 = 4,182,917.40/x
  3. Step 3: Cross multiply
    10,667,611.38x = 15,994,937.04 × 4,182,917.40
  4. Step 4: Simplify right side
    10,667,611.38x = 66,905,500,456,520.49
  5. Step 5: Solve for x
    x = 66,905,500,456,520.49/10,667,611.38
  6. Step 6: Final answer
    x = 6,271,835.19

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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.