Home / 3,686,816.40-5,530,224.60-3,663,196.80

Finding the Fourth Proportional to 3,686,816.40, 5,530,224.60 and 3,663,196.80

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Solution

The fourth proportional to 3,686,816.40, 5,530,224.60 and 3,663,196.80 is: 5,494,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,816.40 : 5,530,224.60 = 3,663,196.80 : x
  2. Step 2: Convert to fraction form
    3,686,816.40/5,530,224.60 = 3,663,196.80/x
  3. Step 3: Cross multiply
    3,686,816.40x = 5,530,224.60 × 3,663,196.80
  4. Step 4: Simplify right side
    3,686,816.40x = 20,258,301,058,001.28
  5. Step 5: Solve for x
    x = 20,258,301,058,001.28/3,686,816.40
  6. Step 6: Final answer
    x = 5,494,795.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.