Home / 7,137,910.20-10,710,494.10-4,743,420.60

Finding the Fourth Proportional to 7,137,910.20, 10,710,494.10 and 4,743,420.60

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Solution

The fourth proportional to 7,137,910.20, 10,710,494.10 and 4,743,420.60 is: 7,117,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,910.20 : 10,710,494.10 = 4,743,420.60 : x
  2. Step 2: Convert to fraction form
    7,137,910.20/10,710,494.10 = 4,743,420.60/x
  3. Step 3: Cross multiply
    7,137,910.20x = 10,710,494.10 × 4,743,420.60
  4. Step 4: Simplify right side
    7,137,910.20x = 50,804,378,350,118.45
  5. Step 5: Solve for x
    x = 50,804,378,350,118.45/7,137,910.20
  6. Step 6: Final answer
    x = 7,117,542.38

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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.