Home / 8,479,561.21-11,700,732.39-5,732,226.29

Finding the Fourth Proportional to 8,479,561.21, 11,700,732.39 and 5,732,226.29

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Solution

The fourth proportional to 8,479,561.21, 11,700,732.39 and 5,732,226.29 is: 7,909,754.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,479,561.21 : 11,700,732.39 = 5,732,226.29 : x
  2. Step 2: Convert to fraction form
    8,479,561.21/11,700,732.39 = 5,732,226.29/x
  3. Step 3: Cross multiply
    8,479,561.21x = 11,700,732.39 × 5,732,226.29
  4. Step 4: Simplify right side
    8,479,561.21x = 67,071,245,825,968.52
  5. Step 5: Solve for x
    x = 67,071,245,825,968.52/8,479,561.21
  6. Step 6: Final answer
    x = 7,909,754.31

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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.