Home / 7,193,452.11-9,926,848.08-3,930,196.74

Finding the Fourth Proportional to 7,193,452.11, 9,926,848.08 and 3,930,196.74

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Solution

The fourth proportional to 7,193,452.11, 9,926,848.08 and 3,930,196.74 is: 5,423,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,452.11 : 9,926,848.08 = 3,930,196.74 : x
  2. Step 2: Convert to fraction form
    7,193,452.11/9,926,848.08 = 3,930,196.74/x
  3. Step 3: Cross multiply
    7,193,452.11x = 9,926,848.08 × 3,930,196.74
  4. Step 4: Simplify right side
    7,193,452.11x = 39,014,465,962,491.26
  5. Step 5: Solve for x
    x = 39,014,465,962,491.26/7,193,452.11
  6. Step 6: Final answer
    x = 5,423,608.22

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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.