Home / 7,194,668.75-9,928,668.65-3,931,483.44

Finding the Fourth Proportional to 7,194,668.75, 9,928,668.65 and 3,931,483.44

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Solution

The fourth proportional to 7,194,668.75, 9,928,668.65 and 3,931,483.44 is: 5,425,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,668.75 : 9,928,668.65 = 3,931,483.44 : x
  2. Step 2: Convert to fraction form
    7,194,668.75/9,928,668.65 = 3,931,483.44/x
  3. Step 3: Cross multiply
    7,194,668.75x = 9,928,668.65 × 3,931,483.44
  4. Step 4: Simplify right side
    7,194,668.75x = 39,034,396,359,064.73
  5. Step 5: Solve for x
    x = 39,034,396,359,064.73/7,194,668.75
  6. Step 6: Final answer
    x = 5,425,461.23

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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.