Home / 6,900,189.54-10,337,018.76-3,858,329.52

Finding the Fourth Proportional to 6,900,189.54, 10,337,018.76 and 3,858,329.52

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Solution

The fourth proportional to 6,900,189.54, 10,337,018.76 and 3,858,329.52 is: 5,780,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,189.54 : 10,337,018.76 = 3,858,329.52 : x
  2. Step 2: Convert to fraction form
    6,900,189.54/10,337,018.76 = 3,858,329.52/x
  3. Step 3: Cross multiply
    6,900,189.54x = 10,337,018.76 × 3,858,329.52
  4. Step 4: Simplify right side
    6,900,189.54x = 39,883,624,630,501.80
  5. Step 5: Solve for x
    x = 39,883,624,630,501.80/6,900,189.54
  6. Step 6: Final answer
    x = 5,780,076.68

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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.