Home / 5,220,398-7,204,151.40-3,183,630.32

Finding the Fourth Proportional to 5,220,398, 7,204,151.40 and 3,183,630.32

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Solution

The fourth proportional to 5,220,398, 7,204,151.40 and 3,183,630.32 is: 4,393,411.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,398 : 7,204,151.40 = 3,183,630.32 : x
  2. Step 2: Convert to fraction form
    5,220,398/7,204,151.40 = 3,183,630.32/x
  3. Step 3: Cross multiply
    5,220,398x = 7,204,151.40 × 3,183,630.32
  4. Step 4: Simplify right side
    5,220,398x = 22,935,354,826,910.45
  5. Step 5: Solve for x
    x = 22,935,354,826,910.45/5,220,398
  6. Step 6: Final answer
    x = 4,393,411.16

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1.5x scale

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.