Home / 9,396,128.40-12,967,732.82-5,267,274.68

Finding the Fourth Proportional to 9,396,128.40, 12,967,732.82 and 5,267,274.68

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Solution

The fourth proportional to 9,396,128.40, 12,967,732.82 and 5,267,274.68 is: 7,269,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396,128.40 : 12,967,732.82 = 5,267,274.68 : x
  2. Step 2: Convert to fraction form
    9,396,128.40/12,967,732.82 = 5,267,274.68/x
  3. Step 3: Cross multiply
    9,396,128.40x = 12,967,732.82 × 5,267,274.68
  4. Step 4: Simplify right side
    9,396,128.40x = 68,304,610,739,790.99
  5. Step 5: Solve for x
    x = 68,304,610,739,790.99/9,396,128.40
  6. Step 6: Final answer
    x = 7,269,442.03

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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.