Home / 5,728,776.12-7,905,553.29-3,150,457.02

Finding the Fourth Proportional to 5,728,776.12, 7,905,553.29 and 3,150,457.02

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Solution

The fourth proportional to 5,728,776.12, 7,905,553.29 and 3,150,457.02 is: 4,347,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,776.12 : 7,905,553.29 = 3,150,457.02 : x
  2. Step 2: Convert to fraction form
    5,728,776.12/7,905,553.29 = 3,150,457.02/x
  3. Step 3: Cross multiply
    5,728,776.12x = 7,905,553.29 × 3,150,457.02
  4. Step 4: Simplify right side
    5,728,776.12x = 24,906,105,859,464.60
  5. Step 5: Solve for x
    x = 24,906,105,859,464.60/5,728,776.12
  6. Step 6: Final answer
    x = 4,347,543.93

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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.