Home / 6,689,647.87-9,231,967.34-3,749,518.82

Finding the Fourth Proportional to 6,689,647.87, 9,231,967.34 and 3,749,518.82

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Solution

The fourth proportional to 6,689,647.87, 9,231,967.34 and 3,749,518.82 is: 5,174,477.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689,647.87 : 9,231,967.34 = 3,749,518.82 : x
  2. Step 2: Convert to fraction form
    6,689,647.87/9,231,967.34 = 3,749,518.82/x
  3. Step 3: Cross multiply
    6,689,647.87x = 9,231,967.34 × 3,749,518.82
  4. Step 4: Simplify right side
    6,689,647.87x = 34,615,435,286,955.34
  5. Step 5: Solve for x
    x = 34,615,435,286,955.34/6,689,647.87
  6. Step 6: Final answer
    x = 5,174,477.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.