Home / 7,720,964.30-11,323,380.45

Finding the Third Proportional to 7,720,964.30 and 11,323,380.45

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Solution

The third proportional to 7,720,964.30 and 11,323,380.45 is: 16,606,597.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,964.30 : 11,323,380.45 = 11,323,380.45 : x
  2. Step 2: Convert to fraction form
    7,720,964.30/11,323,380.45 = 11,323,380.45/x
  3. Step 3: Cross multiply
    7,720,964.30x = 11,323,380.45 × 11,323,380.45
  4. Step 4: Simplify right side
    7,720,964.30x = 128,218,944,709,274.20
  5. Step 5: Solve for x
    x = 128,218,944,709,274.20/7,720,964.30
  6. Step 6: Final answer
    x = 16,606,597.28

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.