Home / 17,126,784.48-23,635,286.88-9,391,365.44

Finding the Fourth Proportional to 17,126,784.48, 23,635,286.88 and 9,391,365.44

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Solution

The fourth proportional to 17,126,784.48, 23,635,286.88 and 9,391,365.44 is: 12,960,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126,784.48 : 23,635,286.88 = 9,391,365.44 : x
  2. Step 2: Convert to fraction form
    17,126,784.48/23,635,286.88 = 9,391,365.44/x
  3. Step 3: Cross multiply
    17,126,784.48x = 23,635,286.88 × 9,391,365.44
  4. Step 4: Simplify right side
    17,126,784.48x = 221,967,616,369,317.41
  5. Step 5: Solve for x
    x = 221,967,616,369,317.41/17,126,784.48
  6. Step 6: Final answer
    x = 12,960,262.13

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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.