Home / 18,299,171.52-27,448,821.36-4,652,319.36

Finding the Fourth Proportional to 18,299,171.52, 27,448,821.36 and 4,652,319.36

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Solution

The fourth proportional to 18,299,171.52, 27,448,821.36 and 4,652,319.36 is: 6,978,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,299,171.52 : 27,448,821.36 = 4,652,319.36 : x
  2. Step 2: Convert to fraction form
    18,299,171.52/27,448,821.36 = 4,652,319.36/x
  3. Step 3: Cross multiply
    18,299,171.52x = 27,448,821.36 × 4,652,319.36
  4. Step 4: Simplify right side
    18,299,171.52x = 127,700,683,022,309.53
  5. Step 5: Solve for x
    x = 127,700,683,022,309.53/18,299,171.52
  6. Step 6: Final answer
    x = 6,978,495.33

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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.