Home / 11,286,074.81-15,575,743.78-6,392,167.49

Finding the Fourth Proportional to 11,286,074.81, 15,575,743.78 and 6,392,167.49

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Solution

The fourth proportional to 11,286,074.81, 15,575,743.78 and 6,392,167.49 is: 8,821,735.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286,074.81 : 15,575,743.78 = 6,392,167.49 : x
  2. Step 2: Convert to fraction form
    11,286,074.81/15,575,743.78 = 6,392,167.49/x
  3. Step 3: Cross multiply
    11,286,074.81x = 15,575,743.78 × 6,392,167.49
  4. Step 4: Simplify right side
    11,286,074.81x = 99,562,763,046,044.64
  5. Step 5: Solve for x
    x = 99,562,763,046,044.64/11,286,074.81
  6. Step 6: Final answer
    x = 8,821,735.16

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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.