Home / 7,209,191.77-9,948,687.60-3,946,022.93

Finding the Fourth Proportional to 7,209,191.77, 9,948,687.60 and 3,946,022.93

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Solution

The fourth proportional to 7,209,191.77, 9,948,687.60 and 3,946,022.93 is: 5,445,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,191.77 : 9,948,687.60 = 3,946,022.93 : x
  2. Step 2: Convert to fraction form
    7,209,191.77/9,948,687.60 = 3,946,022.93/x
  3. Step 3: Cross multiply
    7,209,191.77x = 9,948,687.60 × 3,946,022.93
  4. Step 4: Simplify right side
    7,209,191.77x = 39,257,749,432,675.98
  5. Step 5: Solve for x
    x = 39,257,749,432,675.98/7,209,191.77
  6. Step 6: Final answer
    x = 5,445,513.27

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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.