Home / 10,668,494.21-15,986,576.54-7,061,338.42

Finding the Fourth Proportional to 10,668,494.21, 15,986,576.54 and 7,061,338.42

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Solution

The fourth proportional to 10,668,494.21, 15,986,576.54 and 7,061,338.42 is: 10,581,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668,494.21 : 15,986,576.54 = 7,061,338.42 : x
  2. Step 2: Convert to fraction form
    10,668,494.21/15,986,576.54 = 7,061,338.42/x
  3. Step 3: Cross multiply
    10,668,494.21x = 15,986,576.54 × 7,061,338.42
  4. Step 4: Simplify right side
    10,668,494.21x = 112,886,627,103,859.58
  5. Step 5: Solve for x
    x = 112,886,627,103,859.58/10,668,494.21
  6. Step 6: Final answer
    x = 10,581,308.38

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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.