Home / 8,021,445.19-11,855,263.78

Finding the Third Proportional to 8,021,445.19 and 11,855,263.78

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Solution

The third proportional to 8,021,445.19 and 11,855,263.78 is: 17,521,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021,445.19 : 11,855,263.78 = 11,855,263.78 : x
  2. Step 2: Convert to fraction form
    8,021,445.19/11,855,263.78 = 11,855,263.78/x
  3. Step 3: Cross multiply
    8,021,445.19x = 11,855,263.78 × 11,855,263.78
  4. Step 4: Simplify right side
    8,021,445.19x = 140,547,279,323,018.05
  5. Step 5: Solve for x
    x = 140,547,279,323,018.05/8,021,445.19
  6. Step 6: Final answer
    x = 17,521,441.09

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.