Home / 8,019,000.20-12,038,764.62-6,888,991.88

Finding the Fourth Proportional to 8,019,000.20, 12,038,764.62 and 6,888,991.88

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Solution

The fourth proportional to 8,019,000.20, 12,038,764.62 and 6,888,991.88 is: 10,342,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,000.20 : 12,038,764.62 = 6,888,991.88 : x
  2. Step 2: Convert to fraction form
    8,019,000.20/12,038,764.62 = 6,888,991.88/x
  3. Step 3: Cross multiply
    8,019,000.20x = 12,038,764.62 × 6,888,991.88
  4. Step 4: Simplify right side
    8,019,000.20x = 82,934,951,712,411.28
  5. Step 5: Solve for x
    x = 82,934,951,712,411.28/8,019,000.20
  6. Step 6: Final answer
    x = 10,342,305.73

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1.5x scale

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.