Home / 8,191,903.94-11,309,077.26-5,984,287.88

Finding the Fourth Proportional to 8,191,903.94, 11,309,077.26 and 5,984,287.88

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Solution

The fourth proportional to 8,191,903.94, 11,309,077.26 and 5,984,287.88 is: 8,261,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,903.94 : 11,309,077.26 = 5,984,287.88 : x
  2. Step 2: Convert to fraction form
    8,191,903.94/11,309,077.26 = 5,984,287.88/x
  3. Step 3: Cross multiply
    8,191,903.94x = 11,309,077.26 × 5,984,287.88
  4. Step 4: Simplify right side
    8,191,903.94x = 67,676,773,981,001.61
  5. Step 5: Solve for x
    x = 67,676,773,981,001.61/8,191,903.94
  6. Step 6: Final answer
    x = 8,261,421.82

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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.