Home / 17,486,994.80-26,230,492.20-12,728,082.80

Finding the Fourth Proportional to 17,486,994.80, 26,230,492.20 and 12,728,082.80

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Solution

The fourth proportional to 17,486,994.80, 26,230,492.20 and 12,728,082.80 is: 19,092,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486,994.80 : 26,230,492.20 = 12,728,082.80 : x
  2. Step 2: Convert to fraction form
    17,486,994.80/26,230,492.20 = 12,728,082.80/x
  3. Step 3: Cross multiply
    17,486,994.80x = 26,230,492.20 × 12,728,082.80
  4. Step 4: Simplify right side
    17,486,994.80x = 333,863,876,606,354.19
  5. Step 5: Solve for x
    x = 333,863,876,606,354.19/17,486,994.80
  6. Step 6: Final answer
    x = 19,092,124.20

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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.