Home / 13,117,856.63-28,818,317.25

Finding the Third Proportional to 13,117,856.63 and 28,818,317.25

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Solution

The third proportional to 13,117,856.63 and 28,818,317.25 is: 63,310,297.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117,856.63 : 28,818,317.25 = 28,818,317.25 : x
  2. Step 2: Convert to fraction form
    13,117,856.63/28,818,317.25 = 28,818,317.25/x
  3. Step 3: Cross multiply
    13,117,856.63x = 28,818,317.25 × 28,818,317.25
  4. Step 4: Simplify right side
    13,117,856.63x = 830,495,409,121,647.50
  5. Step 5: Solve for x
    x = 830,495,409,121,647.50/13,117,856.63
  6. Step 6: Final answer
    x = 63,310,297.78

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.