Home / 27,129,316.48-40,700,277.44-7,959,299.20

Finding the Fourth Proportional to 27,129,316.48, 40,700,277.44 and 7,959,299.20

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Solution

The fourth proportional to 27,129,316.48, 40,700,277.44 and 7,959,299.20 is: 11,940,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,316.48 : 40,700,277.44 = 7,959,299.20 : x
  2. Step 2: Convert to fraction form
    27,129,316.48/40,700,277.44 = 7,959,299.20/x
  3. Step 3: Cross multiply
    27,129,316.48x = 40,700,277.44 × 7,959,299.20
  4. Step 4: Simplify right side
    27,129,316.48x = 323,945,685,667,970.06
  5. Step 5: Solve for x
    x = 323,945,685,667,970.06/27,129,316.48
  6. Step 6: Final answer
    x = 11,940,797.92

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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.