Home / 5,112,800.16-7,058,221-3,179,683.52

Finding the Fourth Proportional to 5,112,800.16, 7,058,221 and 3,179,683.52

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Solution

The fourth proportional to 5,112,800.16, 7,058,221 and 3,179,683.52 is: 4,389,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,800.16 : 7,058,221 = 3,179,683.52 : x
  2. Step 2: Convert to fraction form
    5,112,800.16/7,058,221 = 3,179,683.52/x
  3. Step 3: Cross multiply
    5,112,800.16x = 7,058,221 × 3,179,683.52
  4. Step 4: Simplify right side
    5,112,800.16x = 22,442,908,994,217.92
  5. Step 5: Solve for x
    x = 22,442,908,994,217.92/5,112,800.16
  6. Step 6: Final answer
    x = 4,389,553.34

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Double scale
Find fourth proportional to 5,112,801.16, 7,058,222.38 and 3,179,684.52
Similar ratio
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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.