Home / 18,356,419.87-27,537,766.71-7,567,823.12

Finding the Fourth Proportional to 18,356,419.87, 27,537,766.71 and 7,567,823.12

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Solution

The fourth proportional to 18,356,419.87, 27,537,766.71 and 7,567,823.12 is: 11,353,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356,419.87 : 27,537,766.71 = 7,567,823.12 : x
  2. Step 2: Convert to fraction form
    18,356,419.87/27,537,766.71 = 7,567,823.12/x
  3. Step 3: Cross multiply
    18,356,419.87x = 27,537,766.71 × 7,567,823.12
  4. Step 4: Simplify right side
    18,356,419.87x = 208,400,947,581,104.34
  5. Step 5: Solve for x
    x = 208,400,947,581,104.34/18,356,419.87
  6. Step 6: Final answer
    x = 11,353,027.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.