Home / 9,718,520.63-20,918,595.38

Finding the Third Proportional to 9,718,520.63 and 20,918,595.38

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Solution

The third proportional to 9,718,520.63 and 20,918,595.38 is: 45,026,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718,520.63 : 20,918,595.38 = 20,918,595.38 : x
  2. Step 2: Convert to fraction form
    9,718,520.63/20,918,595.38 = 20,918,595.38/x
  3. Step 3: Cross multiply
    9,718,520.63x = 20,918,595.38 × 20,918,595.38
  4. Step 4: Simplify right side
    9,718,520.63x = 437,587,632,462,971.38
  5. Step 5: Solve for x
    x = 437,587,632,462,971.38/9,718,520.63
  6. Step 6: Final answer
    x = 45,026,156.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.