Home / 7,130,600.10-10,695,900.15-2,081,910.60

Finding the Fourth Proportional to 7,130,600.10, 10,695,900.15 and 2,081,910.60

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Solution

The fourth proportional to 7,130,600.10, 10,695,900.15 and 2,081,910.60 is: 3,122,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,600.10 : 10,695,900.15 = 2,081,910.60 : x
  2. Step 2: Convert to fraction form
    7,130,600.10/10,695,900.15 = 2,081,910.60/x
  3. Step 3: Cross multiply
    7,130,600.10x = 10,695,900.15 × 2,081,910.60
  4. Step 4: Simplify right side
    7,130,600.10x = 22,267,907,898,826.59
  5. Step 5: Solve for x
    x = 22,267,907,898,826.59/7,130,600.10
  6. Step 6: Final answer
    x = 3,122,865.90

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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.