Home / 10,972,640.28-15,142,083.62-6,077,846.32

Finding the Fourth Proportional to 10,972,640.28, 15,142,083.62 and 6,077,846.32

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Solution

The fourth proportional to 10,972,640.28, 15,142,083.62 and 6,077,846.32 is: 8,387,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,640.28 : 15,142,083.62 = 6,077,846.32 : x
  2. Step 2: Convert to fraction form
    10,972,640.28/15,142,083.62 = 6,077,846.32/x
  3. Step 3: Cross multiply
    10,972,640.28x = 15,142,083.62 × 6,077,846.32
  4. Step 4: Simplify right side
    10,972,640.28x = 92,031,257,206,949.28
  5. Step 5: Solve for x
    x = 92,031,257,206,949.28/10,972,640.28
  6. Step 6: Final answer
    x = 8,387,339.31

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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.