Home / 10,512,876.52-14,507,749.38-5,929,183.72

Finding the Fourth Proportional to 10,512,876.52, 14,507,749.38 and 5,929,183.72

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Solution

The fourth proportional to 10,512,876.52, 14,507,749.38 and 5,929,183.72 is: 8,182,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,876.52 : 14,507,749.38 = 5,929,183.72 : x
  2. Step 2: Convert to fraction form
    10,512,876.52/14,507,749.38 = 5,929,183.72/x
  3. Step 3: Cross multiply
    10,512,876.52x = 14,507,749.38 × 5,929,183.72
  4. Step 4: Simplify right side
    10,512,876.52x = 86,019,111,437,736.09
  5. Step 5: Solve for x
    x = 86,019,111,437,736.09/10,512,876.52
  6. Step 6: Final answer
    x = 8,182,262.13

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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.