Home / 12,170,737.40-18,256,106.10-3,196,196.60

Finding the Fourth Proportional to 12,170,737.40, 18,256,106.10 and 3,196,196.60

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Solution

The fourth proportional to 12,170,737.40, 18,256,106.10 and 3,196,196.60 is: 4,794,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170,737.40 : 18,256,106.10 = 3,196,196.60 : x
  2. Step 2: Convert to fraction form
    12,170,737.40/18,256,106.10 = 3,196,196.60/x
  3. Step 3: Cross multiply
    12,170,737.40x = 18,256,106.10 × 3,196,196.60
  4. Step 4: Simplify right side
    12,170,737.40x = 58,350,104,246,059.27
  5. Step 5: Solve for x
    x = 58,350,104,246,059.27/12,170,737.40
  6. Step 6: Final answer
    x = 4,794,294.90

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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.