Home / 13,128,971.06-21,094,742.67

Finding the Third Proportional to 13,128,971.06 and 21,094,742.67

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Solution

The third proportional to 13,128,971.06 and 21,094,742.67 is: 33,893,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,128,971.06 : 21,094,742.67 = 21,094,742.67 : x
  2. Step 2: Convert to fraction form
    13,128,971.06/21,094,742.67 = 21,094,742.67/x
  3. Step 3: Cross multiply
    13,128,971.06x = 21,094,742.67 × 21,094,742.67
  4. Step 4: Simplify right side
    13,128,971.06x = 444,988,168,392,624
  5. Step 5: Solve for x
    x = 444,988,168,392,624/13,128,971.06
  6. Step 6: Final answer
    x = 33,893,605.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.