Home / 12,446,969.29-18,659,804.68-4,776,118.95

Finding the Fourth Proportional to 12,446,969.29, 18,659,804.68 and 4,776,118.95

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Solution

The fourth proportional to 12,446,969.29, 18,659,804.68 and 4,776,118.95 is: 7,160,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446,969.29 : 18,659,804.68 = 4,776,118.95 : x
  2. Step 2: Convert to fraction form
    12,446,969.29/18,659,804.68 = 4,776,118.95/x
  3. Step 3: Cross multiply
    12,446,969.29x = 18,659,804.68 × 4,776,118.95
  4. Step 4: Simplify right side
    12,446,969.29x = 89,121,446,735,446.69
  5. Step 5: Solve for x
    x = 89,121,446,735,446.69/12,446,969.29
  6. Step 6: Final answer
    x = 7,160,092.12

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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.