Home / 10,422,920.57-14,383,631.77-5,777,005.23

Finding the Fourth Proportional to 10,422,920.57, 14,383,631.77 and 5,777,005.23

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Solution

The fourth proportional to 10,422,920.57, 14,383,631.77 and 5,777,005.23 is: 7,972,267.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,920.57 : 14,383,631.77 = 5,777,005.23 : x
  2. Step 2: Convert to fraction form
    10,422,920.57/14,383,631.77 = 5,777,005.23/x
  3. Step 3: Cross multiply
    10,422,920.57x = 14,383,631.77 × 5,777,005.23
  4. Step 4: Simplify right side
    10,422,920.57x = 83,094,315,889,765.98
  5. Step 5: Solve for x
    x = 83,094,315,889,765.98/10,422,920.57
  6. Step 6: Final answer
    x = 7,972,267.98

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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.