Home / 8,391,169.90-11,575,622.36-5,297,527.18

Finding the Fourth Proportional to 8,391,169.90, 11,575,622.36 and 5,297,527.18

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Solution

The fourth proportional to 8,391,169.90, 11,575,622.36 and 5,297,527.18 is: 7,307,940.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391,169.90 : 11,575,622.36 = 5,297,527.18 : x
  2. Step 2: Convert to fraction form
    8,391,169.90/11,575,622.36 = 5,297,527.18/x
  3. Step 3: Cross multiply
    8,391,169.90x = 11,575,622.36 × 5,297,527.18
  4. Step 4: Simplify right side
    8,391,169.90x = 61,322,174,077,515.73
  5. Step 5: Solve for x
    x = 61,322,174,077,515.73/8,391,169.90
  6. Step 6: Final answer
    x = 7,307,940.94

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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.