Home / 20,720,512.13-45,117,037.13

Finding the Third Proportional to 20,720,512.13 and 45,117,037.13

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Solution

The third proportional to 20,720,512.13 and 45,117,037.13 is: 98,238,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,720,512.13 : 45,117,037.13 = 45,117,037.13 : x
  2. Step 2: Convert to fraction form
    20,720,512.13/45,117,037.13 = 45,117,037.13/x
  3. Step 3: Cross multiply
    20,720,512.13x = 45,117,037.13 × 45,117,037.13
  4. Step 4: Simplify right side
    20,720,512.13x = 2,035,547,038,938,628.25
  5. Step 5: Solve for x
    x = 2,035,547,038,938,628.25/20,720,512.13
  6. Step 6: Final answer
    x = 98,238,259.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.