Home / 5,220,813.35-7,831,220.03-3,803,637.35

Finding the Fourth Proportional to 5,220,813.35, 7,831,220.03 and 3,803,637.35

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Solution

The fourth proportional to 5,220,813.35, 7,831,220.03 and 3,803,637.35 is: 5,705,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,813.35 : 7,831,220.03 = 3,803,637.35 : x
  2. Step 2: Convert to fraction form
    5,220,813.35/7,831,220.03 = 3,803,637.35/x
  3. Step 3: Cross multiply
    5,220,813.35x = 7,831,220.03 × 3,803,637.35
  4. Step 4: Simplify right side
    5,220,813.35x = 29,787,121,002,176.12
  5. Step 5: Solve for x
    x = 29,787,121,002,176.12/5,220,813.35
  6. Step 6: Final answer
    x = 5,705,456.03

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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.