Home / 7,685,521.92-10,600,519.68-5,394,193.92

Finding the Fourth Proportional to 7,685,521.92, 10,600,519.68 and 5,394,193.92

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Solution

The fourth proportional to 7,685,521.92, 10,600,519.68 and 5,394,193.92 is: 7,440,126.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,521.92 : 10,600,519.68 = 5,394,193.92 : x
  2. Step 2: Convert to fraction form
    7,685,521.92/10,600,519.68 = 5,394,193.92/x
  3. Step 3: Cross multiply
    7,685,521.92x = 10,600,519.68 × 5,394,193.92
  4. Step 4: Simplify right side
    7,685,521.92x = 57,181,258,806,696.34
  5. Step 5: Solve for x
    x = 57,181,258,806,696.34/7,685,521.92
  6. Step 6: Final answer
    x = 7,440,126.96

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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.