Home / 17,465,131.40-26,172,813.90-12,880,401.80

Finding the Fourth Proportional to 17,465,131.40, 26,172,813.90 and 12,880,401.80

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Solution

The fourth proportional to 17,465,131.40, 26,172,813.90 and 12,880,401.80 is: 19,302,251.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,465,131.40 : 26,172,813.90 = 12,880,401.80 : x
  2. Step 2: Convert to fraction form
    17,465,131.40/26,172,813.90 = 12,880,401.80/x
  3. Step 3: Cross multiply
    17,465,131.40x = 26,172,813.90 × 12,880,401.80
  4. Step 4: Simplify right side
    17,465,131.40x = 337,116,359,268,625
  5. Step 5: Solve for x
    x = 337,116,359,268,625/17,465,131.40
  6. Step 6: Final answer
    x = 19,302,251.53

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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.