Home / 5,153,227.38-7,112,328.92-2,979,031.06

Finding the Fourth Proportional to 5,153,227.38, 7,112,328.92 and 2,979,031.06

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Solution

The fourth proportional to 5,153,227.38, 7,112,328.92 and 2,979,031.06 is: 4,111,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,227.38 : 7,112,328.92 = 2,979,031.06 : x
  2. Step 2: Convert to fraction form
    5,153,227.38/7,112,328.92 = 2,979,031.06/x
  3. Step 3: Cross multiply
    5,153,227.38x = 7,112,328.92 × 2,979,031.06
  4. Step 4: Simplify right side
    5,153,227.38x = 21,187,848,761,616.25
  5. Step 5: Solve for x
    x = 21,187,848,761,616.25/5,153,227.38
  6. Step 6: Final answer
    x = 4,111,568.77

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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.