Home / 9,711,345.62-13,401,658.50-5,360,433.86

Finding the Fourth Proportional to 9,711,345.62, 13,401,658.50 and 5,360,433.86

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Solution

The fourth proportional to 9,711,345.62, 13,401,658.50 and 5,360,433.86 is: 7,397,399.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,345.62 : 13,401,658.50 = 5,360,433.86 : x
  2. Step 2: Convert to fraction form
    9,711,345.62/13,401,658.50 = 5,360,433.86/x
  3. Step 3: Cross multiply
    9,711,345.62x = 13,401,658.50 × 5,360,433.86
  4. Step 4: Simplify right side
    9,711,345.62x = 71,838,704,003,556.81
  5. Step 5: Solve for x
    x = 71,838,704,003,556.81/9,711,345.62
  6. Step 6: Final answer
    x = 7,397,399.58

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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.