Home / 11,339,724.80-17,009,587.20-7,082,291.90

Finding the Fourth Proportional to 11,339,724.80, 17,009,587.20 and 7,082,291.90

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Solution

The fourth proportional to 11,339,724.80, 17,009,587.20 and 7,082,291.90 is: 10,623,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339,724.80 : 17,009,587.20 = 7,082,291.90 : x
  2. Step 2: Convert to fraction form
    11,339,724.80/17,009,587.20 = 7,082,291.90/x
  3. Step 3: Cross multiply
    11,339,724.80x = 17,009,587.20 × 7,082,291.90
  4. Step 4: Simplify right side
    11,339,724.80x = 120,466,861,648,903.69
  5. Step 5: Solve for x
    x = 120,466,861,648,903.69/11,339,724.80
  6. Step 6: Final answer
    x = 10,623,437.85

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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.