Home / 13,504,658.60-20,256,957.59-10,435,113.20

Finding the Fourth Proportional to 13,504,658.60, 20,256,957.59 and 10,435,113.20

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Solution

The fourth proportional to 13,504,658.60, 20,256,957.59 and 10,435,113.20 is: 15,652,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,658.60 : 20,256,957.59 = 10,435,113.20 : x
  2. Step 2: Convert to fraction form
    13,504,658.60/20,256,957.59 = 10,435,113.20/x
  3. Step 3: Cross multiply
    13,504,658.60x = 20,256,957.59 × 10,435,113.20
  4. Step 4: Simplify right side
    13,504,658.60x = 211,383,645,385,788.84
  5. Step 5: Solve for x
    x = 211,383,645,385,788.84/13,504,658.60
  6. Step 6: Final answer
    x = 15,652,646.37

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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.