Home / 5,362,200.08-7,399,783.96-3,991,672.70

Finding the Fourth Proportional to 5,362,200.08, 7,399,783.96 and 3,991,672.70

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Solution

The fourth proportional to 5,362,200.08, 7,399,783.96 and 3,991,672.70 is: 5,508,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362,200.08 : 7,399,783.96 = 3,991,672.70 : x
  2. Step 2: Convert to fraction form
    5,362,200.08/7,399,783.96 = 3,991,672.70/x
  3. Step 3: Cross multiply
    5,362,200.08x = 7,399,783.96 × 3,991,672.70
  4. Step 4: Simplify right side
    5,362,200.08x = 29,537,515,572,051.79
  5. Step 5: Solve for x
    x = 29,537,515,572,051.79/5,362,200.08
  6. Step 6: Final answer
    x = 5,508,469.50

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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.