Home / 3,513,946.50-5,315,172.75

Finding the Third Proportional to 3,513,946.50 and 5,315,172.75

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Solution

The third proportional to 3,513,946.50 and 5,315,172.75 is: 8,039,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513,946.50 : 5,315,172.75 = 5,315,172.75 : x
  2. Step 2: Convert to fraction form
    3,513,946.50/5,315,172.75 = 5,315,172.75/x
  3. Step 3: Cross multiply
    3,513,946.50x = 5,315,172.75 × 5,315,172.75
  4. Step 4: Simplify right side
    3,513,946.50x = 28,251,061,362,342.56
  5. Step 5: Solve for x
    x = 28,251,061,362,342.56/3,513,946.50
  6. Step 6: Final answer
    x = 8,039,695.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.