Home / 12,178,260.24-16,805,997.72-7,283,481.54

Finding the Fourth Proportional to 12,178,260.24, 16,805,997.72 and 7,283,481.54

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Solution

The fourth proportional to 12,178,260.24, 16,805,997.72 and 7,283,481.54 is: 10,051,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,260.24 : 16,805,997.72 = 7,283,481.54 : x
  2. Step 2: Convert to fraction form
    12,178,260.24/16,805,997.72 = 7,283,481.54/x
  3. Step 3: Cross multiply
    12,178,260.24x = 16,805,997.72 × 7,283,481.54
  4. Step 4: Simplify right side
    12,178,260.24x = 122,406,174,154,902.08
  5. Step 5: Solve for x
    x = 122,406,174,154,902.08/12,178,260.24
  6. Step 6: Final answer
    x = 10,051,203.68

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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.