Home / 12,272,059.05-18,413,510.97-6,434,850.80

Finding the Fourth Proportional to 12,272,059.05, 18,413,510.97 and 6,434,850.80

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Solution

The fourth proportional to 12,272,059.05, 18,413,510.97 and 6,434,850.80 is: 9,655,119.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272,059.05 : 18,413,510.97 = 6,434,850.80 : x
  2. Step 2: Convert to fraction form
    12,272,059.05/18,413,510.97 = 6,434,850.80/x
  3. Step 3: Cross multiply
    12,272,059.05x = 18,413,510.97 × 6,434,850.80
  4. Step 4: Simplify right side
    12,272,059.05x = 118,488,195,848,176.50
  5. Step 5: Solve for x
    x = 118,488,195,848,176.50/12,272,059.05
  6. Step 6: Final answer
    x = 9,655,119.43

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1.5x scale

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.