Home / 12,767,140.54-17,598,072.24-8,635,665.04

Finding the Fourth Proportional to 12,767,140.54, 17,598,072.24 and 8,635,665.04

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Solution

The fourth proportional to 12,767,140.54, 17,598,072.24 and 8,635,665.04 is: 11,903,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767,140.54 : 17,598,072.24 = 8,635,665.04 : x
  2. Step 2: Convert to fraction form
    12,767,140.54/17,598,072.24 = 8,635,665.04/x
  3. Step 3: Cross multiply
    12,767,140.54x = 17,598,072.24 × 8,635,665.04
  4. Step 4: Simplify right side
    12,767,140.54x = 151,971,057,214,362.47
  5. Step 5: Solve for x
    x = 151,971,057,214,362.47/12,767,140.54
  6. Step 6: Final answer
    x = 11,903,296.34

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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.