Home / 12,098,412.97-18,147,602.91-5,617,944.60

Finding the Fourth Proportional to 12,098,412.97, 18,147,602.91 and 5,617,944.60

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Solution

The fourth proportional to 12,098,412.97, 18,147,602.91 and 5,617,944.60 is: 8,426,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,412.97 : 18,147,602.91 = 5,617,944.60 : x
  2. Step 2: Convert to fraction form
    12,098,412.97/18,147,602.91 = 5,617,944.60/x
  3. Step 3: Cross multiply
    12,098,412.97x = 18,147,602.91 × 5,617,944.60
  4. Step 4: Simplify right side
    12,098,412.97x = 101,952,227,771,178.78
  5. Step 5: Solve for x
    x = 101,952,227,771,178.78/12,098,412.97
  6. Step 6: Final answer
    x = 8,426,909.22

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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.