Home / 17,156,966.80-25,696,254.84-8,187,817.36

Finding the Fourth Proportional to 17,156,966.80, 25,696,254.84 and 8,187,817.36

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Solution

The fourth proportional to 17,156,966.80, 25,696,254.84 and 8,187,817.36 is: 12,263,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,156,966.80 : 25,696,254.84 = 8,187,817.36 : x
  2. Step 2: Convert to fraction form
    17,156,966.80/25,696,254.84 = 8,187,817.36/x
  3. Step 3: Cross multiply
    17,156,966.80x = 25,696,254.84 × 8,187,817.36
  4. Step 4: Simplify right side
    17,156,966.80x = 210,396,241,465,936.03
  5. Step 5: Solve for x
    x = 210,396,241,465,936.03/17,156,966.80
  6. Step 6: Final answer
    x = 12,263,020.84

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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.