Home / 8,135,926.50-11,226,760.86-4,872,657.66

Finding the Fourth Proportional to 8,135,926.50, 11,226,760.86 and 4,872,657.66

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Solution

The fourth proportional to 8,135,926.50, 11,226,760.86 and 4,872,657.66 is: 6,723,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135,926.50 : 11,226,760.86 = 4,872,657.66 : x
  2. Step 2: Convert to fraction form
    8,135,926.50/11,226,760.86 = 4,872,657.66/x
  3. Step 3: Cross multiply
    8,135,926.50x = 11,226,760.86 × 4,872,657.66
  4. Step 4: Simplify right side
    8,135,926.50x = 54,704,162,301,467.19
  5. Step 5: Solve for x
    x = 54,704,162,301,467.19/8,135,926.50
  6. Step 6: Final answer
    x = 6,723,777.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.