Home / 10,368,424.73-15,552,637.10-7,179,778.73

Finding the Fourth Proportional to 10,368,424.73, 15,552,637.10 and 7,179,778.73

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Solution

The fourth proportional to 10,368,424.73, 15,552,637.10 and 7,179,778.73 is: 10,769,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,424.73 : 15,552,637.10 = 7,179,778.73 : x
  2. Step 2: Convert to fraction form
    10,368,424.73/15,552,637.10 = 7,179,778.73/x
  3. Step 3: Cross multiply
    10,368,424.73x = 15,552,637.10 × 7,179,778.73
  4. Step 4: Simplify right side
    10,368,424.73x = 111,664,492,932,326.80
  5. Step 5: Solve for x
    x = 111,664,492,932,326.80/10,368,424.73
  6. Step 6: Final answer
    x = 10,769,668.09

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.