Home / 5,369,719.20-8,058,985.20-5,327,728.80

Finding the Fourth Proportional to 5,369,719.20, 8,058,985.20 and 5,327,728.80

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Solution

The fourth proportional to 5,369,719.20, 8,058,985.20 and 5,327,728.80 is: 7,995,965.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369,719.20 : 8,058,985.20 = 5,327,728.80 : x
  2. Step 2: Convert to fraction form
    5,369,719.20/8,058,985.20 = 5,327,728.80/x
  3. Step 3: Cross multiply
    5,369,719.20x = 8,058,985.20 × 5,327,728.80
  4. Step 4: Simplify right side
    5,369,719.20x = 42,936,087,548,813.76
  5. Step 5: Solve for x
    x = 42,936,087,548,813.76/5,369,719.20
  6. Step 6: Final answer
    x = 7,995,965.14

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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.