Home / 25,285,312.33-34,893,822.86-13,682,874.55

Finding the Fourth Proportional to 25,285,312.33, 34,893,822.86 and 13,682,874.55

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Solution

The fourth proportional to 25,285,312.33, 34,893,822.86 and 13,682,874.55 is: 18,882,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,312.33 : 34,893,822.86 = 13,682,874.55 : x
  2. Step 2: Convert to fraction form
    25,285,312.33/34,893,822.86 = 13,682,874.55/x
  3. Step 3: Cross multiply
    25,285,312.33x = 34,893,822.86 × 13,682,874.55
  4. Step 4: Simplify right side
    25,285,312.33x = 477,447,800,763,302.25
  5. Step 5: Solve for x
    x = 477,447,800,763,302.25/25,285,312.33
  6. Step 6: Final answer
    x = 18,882,416.58

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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.