Home / 8,291,338.39-11,444,510.42-5,237,586.55

Finding the Fourth Proportional to 8,291,338.39, 11,444,510.42 and 5,237,586.55

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Solution

The fourth proportional to 8,291,338.39, 11,444,510.42 and 5,237,586.55 is: 7,229,425.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,338.39 : 11,444,510.42 = 5,237,586.55 : x
  2. Step 2: Convert to fraction form
    8,291,338.39/11,444,510.42 = 5,237,586.55/x
  3. Step 3: Cross multiply
    8,291,338.39x = 11,444,510.42 × 5,237,586.55
  4. Step 4: Simplify right side
    8,291,338.39x = 59,941,613,847,126.85
  5. Step 5: Solve for x
    x = 59,941,613,847,126.85/8,291,338.39
  6. Step 6: Final answer
    x = 7,229,425.58

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1.5x scale

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.