Home / 15,672,072.92-21,626,274.14-8,795,226.38

Finding the Fourth Proportional to 15,672,072.92, 21,626,274.14 and 8,795,226.38

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Solution

The fourth proportional to 15,672,072.92, 21,626,274.14 and 8,795,226.38 is: 12,136,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,072.92 : 21,626,274.14 = 8,795,226.38 : x
  2. Step 2: Convert to fraction form
    15,672,072.92/21,626,274.14 = 8,795,226.38/x
  3. Step 3: Cross multiply
    15,672,072.92x = 21,626,274.14 × 8,795,226.38
  4. Step 4: Simplify right side
    15,672,072.92x = 190,207,976,698,114.44
  5. Step 5: Solve for x
    x = 190,207,976,698,114.44/15,672,072.92
  6. Step 6: Final answer
    x = 12,136,746.54

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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.