Home / 6,659,376.72-9,989,345.34-2,110,605

Finding the Fourth Proportional to 6,659,376.72, 9,989,345.34 and 2,110,605

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Solution

The fourth proportional to 6,659,376.72, 9,989,345.34 and 2,110,605 is: 3,165,996.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,376.72 : 9,989,345.34 = 2,110,605 : x
  2. Step 2: Convert to fraction form
    6,659,376.72/9,989,345.34 = 2,110,605/x
  3. Step 3: Cross multiply
    6,659,376.72x = 9,989,345.34 × 2,110,605
  4. Step 4: Simplify right side
    6,659,376.72x = 21,083,562,221,330.70
  5. Step 5: Solve for x
    x = 21,083,562,221,330.70/6,659,376.72
  6. Step 6: Final answer
    x = 3,165,996.32

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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.