Home / 5,141,336.10-7,712,004.15-2,621,912.10

Finding the Fourth Proportional to 5,141,336.10, 7,712,004.15 and 2,621,912.10

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Solution

The fourth proportional to 5,141,336.10, 7,712,004.15 and 2,621,912.10 is: 3,932,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141,336.10 : 7,712,004.15 = 2,621,912.10 : x
  2. Step 2: Convert to fraction form
    5,141,336.10/7,712,004.15 = 2,621,912.10/x
  3. Step 3: Cross multiply
    5,141,336.10x = 7,712,004.15 × 2,621,912.10
  4. Step 4: Simplify right side
    5,141,336.10x = 20,220,196,996,135.21
  5. Step 5: Solve for x
    x = 20,220,196,996,135.21/5,141,336.10
  6. Step 6: Final answer
    x = 3,932,868.15

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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.