Home / 11,976,409.11-16,527,428.15-6,819,770.51

Finding the Fourth Proportional to 11,976,409.11, 16,527,428.15 and 6,819,770.51

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Solution

The fourth proportional to 11,976,409.11, 16,527,428.15 and 6,819,770.51 is: 9,411,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,409.11 : 16,527,428.15 = 6,819,770.51 : x
  2. Step 2: Convert to fraction form
    11,976,409.11/16,527,428.15 = 6,819,770.51/x
  3. Step 3: Cross multiply
    11,976,409.11x = 16,527,428.15 × 6,819,770.51
  4. Step 4: Simplify right side
    11,976,409.11x = 112,713,267,103,513.86
  5. Step 5: Solve for x
    x = 112,713,267,103,513.86/11,976,409.11
  6. Step 6: Final answer
    x = 9,411,273.95

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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.