Home / 9,647,775.12-13,314,304.08-5,297,044.80

Finding the Fourth Proportional to 9,647,775.12, 13,314,304.08 and 5,297,044.80

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Solution

The fourth proportional to 9,647,775.12, 13,314,304.08 and 5,297,044.80 is: 7,310,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,647,775.12 : 13,314,304.08 = 5,297,044.80 : x
  2. Step 2: Convert to fraction form
    9,647,775.12/13,314,304.08 = 5,297,044.80/x
  3. Step 3: Cross multiply
    9,647,775.12x = 13,314,304.08 × 5,297,044.80
  4. Step 4: Simplify right side
    9,647,775.12x = 70,526,465,192,582.78
  5. Step 5: Solve for x
    x = 70,526,465,192,582.78/9,647,775.12
  6. Step 6: Final answer
    x = 7,310,127.39

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Double scale
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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.