Home / 8,213,769.15-11,334,978.12-4,727,834.10

Finding the Fourth Proportional to 8,213,769.15, 11,334,978.12 and 4,727,834.10

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Solution

The fourth proportional to 8,213,769.15, 11,334,978.12 and 4,727,834.10 is: 6,524,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,769.15 : 11,334,978.12 = 4,727,834.10 : x
  2. Step 2: Convert to fraction form
    8,213,769.15/11,334,978.12 = 4,727,834.10/x
  3. Step 3: Cross multiply
    8,213,769.15x = 11,334,978.12 × 4,727,834.10
  4. Step 4: Simplify right side
    8,213,769.15x = 53,589,896,078,489.88
  5. Step 5: Solve for x
    x = 53,589,896,078,489.88/8,213,769.15
  6. Step 6: Final answer
    x = 6,524,397.64

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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.