Home / 17,513,607.78-24,170,273.24-9,780,144.80

Finding the Fourth Proportional to 17,513,607.78, 24,170,273.24 and 9,780,144.80

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Solution

The fourth proportional to 17,513,607.78, 24,170,273.24 and 9,780,144.80 is: 13,497,434.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513,607.78 : 24,170,273.24 = 9,780,144.80 : x
  2. Step 2: Convert to fraction form
    17,513,607.78/24,170,273.24 = 9,780,144.80/x
  3. Step 3: Cross multiply
    17,513,607.78x = 24,170,273.24 × 9,780,144.80
  4. Step 4: Simplify right side
    17,513,607.78x = 236,388,771,973,013.06
  5. Step 5: Solve for x
    x = 236,388,771,973,013.06/17,513,607.78
  6. Step 6: Final answer
    x = 13,497,434.39

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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.