Home / 13,611,195.90-20,416,793.85-10,528,838.10

Finding the Fourth Proportional to 13,611,195.90, 20,416,793.85 and 10,528,838.10

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Solution

The fourth proportional to 13,611,195.90, 20,416,793.85 and 10,528,838.10 is: 15,793,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,195.90 : 20,416,793.85 = 10,528,838.10 : x
  2. Step 2: Convert to fraction form
    13,611,195.90/20,416,793.85 = 10,528,838.10/x
  3. Step 3: Cross multiply
    13,611,195.90x = 20,416,793.85 × 10,528,838.10
  4. Step 4: Simplify right side
    13,611,195.90x = 214,965,116,967,725.69
  5. Step 5: Solve for x
    x = 214,965,116,967,725.69/13,611,195.90
  6. Step 6: Final answer
    x = 15,793,257.15

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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.