Home / 18,944,073.40-28,416,110.10-17,376,431.80

Finding the Fourth Proportional to 18,944,073.40, 28,416,110.10 and 17,376,431.80

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Solution

The fourth proportional to 18,944,073.40, 28,416,110.10 and 17,376,431.80 is: 26,064,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,073.40 : 28,416,110.10 = 17,376,431.80 : x
  2. Step 2: Convert to fraction form
    18,944,073.40/28,416,110.10 = 17,376,431.80/x
  3. Step 3: Cross multiply
    18,944,073.40x = 28,416,110.10 × 17,376,431.80
  4. Step 4: Simplify right side
    18,944,073.40x = 493,770,599,173,941.25
  5. Step 5: Solve for x
    x = 493,770,599,173,941.25/18,944,073.40
  6. Step 6: Final answer
    x = 26,064,647.70

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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.