Home / 13,247,756.75-19,863,497.16-5,151,294.83

Finding the Fourth Proportional to 13,247,756.75, 19,863,497.16 and 5,151,294.83

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Solution

The fourth proportional to 13,247,756.75, 19,863,497.16 and 5,151,294.83 is: 7,723,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,756.75 : 19,863,497.16 = 5,151,294.83 : x
  2. Step 2: Convert to fraction form
    13,247,756.75/19,863,497.16 = 5,151,294.83/x
  3. Step 3: Cross multiply
    13,247,756.75x = 19,863,497.16 × 5,151,294.83
  4. Step 4: Simplify right side
    13,247,756.75x = 102,322,730,275,686.42
  5. Step 5: Solve for x
    x = 102,322,730,275,686.42/13,247,756.75
  6. Step 6: Final answer
    x = 7,723,777.86

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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.