Home / 9,785,481.68-13,503,996.26-5,434,567.98

Finding the Fourth Proportional to 9,785,481.68, 13,503,996.26 and 5,434,567.98

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Solution

The fourth proportional to 9,785,481.68, 13,503,996.26 and 5,434,567.98 is: 7,499,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,481.68 : 13,503,996.26 = 5,434,567.98 : x
  2. Step 2: Convert to fraction form
    9,785,481.68/13,503,996.26 = 5,434,567.98/x
  3. Step 3: Cross multiply
    9,785,481.68x = 13,503,996.26 × 5,434,567.98
  4. Step 4: Simplify right side
    9,785,481.68x = 73,388,385,649,462.92
  5. Step 5: Solve for x
    x = 73,388,385,649,462.92/9,785,481.68
  6. Step 6: Final answer
    x = 7,499,721.33

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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.