Home / 8,412,540.95-11,609,314.73-4,545,065.21

Finding the Fourth Proportional to 8,412,540.95, 11,609,314.73 and 4,545,065.21

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Solution

The fourth proportional to 8,412,540.95, 11,609,314.73 and 4,545,065.21 is: 6,272,194.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412,540.95 : 11,609,314.73 = 4,545,065.21 : x
  2. Step 2: Convert to fraction form
    8,412,540.95/11,609,314.73 = 4,545,065.21/x
  3. Step 3: Cross multiply
    8,412,540.95x = 11,609,314.73 × 4,545,065.21
  4. Step 4: Simplify right side
    8,412,540.95x = 52,765,092,410,491.64
  5. Step 5: Solve for x
    x = 52,765,092,410,491.64/8,412,540.95
  6. Step 6: Final answer
    x = 6,272,194.42

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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.