Home / 6,505,280.16-8,977,416.48-3,789,201.12

Finding the Fourth Proportional to 6,505,280.16, 8,977,416.48 and 3,789,201.12

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Solution

The fourth proportional to 6,505,280.16, 8,977,416.48 and 3,789,201.12 is: 5,229,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505,280.16 : 8,977,416.48 = 3,789,201.12 : x
  2. Step 2: Convert to fraction form
    6,505,280.16/8,977,416.48 = 3,789,201.12/x
  3. Step 3: Cross multiply
    6,505,280.16x = 8,977,416.48 × 3,789,201.12
  4. Step 4: Simplify right side
    6,505,280.16x = 34,017,236,580,722.46
  5. Step 5: Solve for x
    x = 34,017,236,580,722.46/6,505,280.16
  6. Step 6: Final answer
    x = 5,229,173.19

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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.