Home / 5,436,712.20-8,157,692.70-3,835,828.20

Finding the Fourth Proportional to 5,436,712.20, 8,157,692.70 and 3,835,828.20

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Solution

The fourth proportional to 5,436,712.20, 8,157,692.70 and 3,835,828.20 is: 5,755,593.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,712.20 : 8,157,692.70 = 3,835,828.20 : x
  2. Step 2: Convert to fraction form
    5,436,712.20/8,157,692.70 = 3,835,828.20/x
  3. Step 3: Cross multiply
    5,436,712.20x = 8,157,692.70 × 3,835,828.20
  4. Step 4: Simplify right side
    5,436,712.20x = 31,291,507,705,594.14
  5. Step 5: Solve for x
    x = 31,291,507,705,594.14/5,436,712.20
  6. Step 6: Final answer
    x = 5,755,593.92

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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.