Home / 19,836,221.63-30,638,685.38

Finding the Third Proportional to 19,836,221.63 and 30,638,685.38

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Solution

The third proportional to 19,836,221.63 and 30,638,685.38 is: 47,323,984.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836,221.63 : 30,638,685.38 = 30,638,685.38 : x
  2. Step 2: Convert to fraction form
    19,836,221.63/30,638,685.38 = 30,638,685.38/x
  3. Step 3: Cross multiply
    19,836,221.63x = 30,638,685.38 × 30,638,685.38
  4. Step 4: Simplify right side
    19,836,221.63x = 938,729,041,508,238.88
  5. Step 5: Solve for x
    x = 938,729,041,508,238.88/19,836,221.63
  6. Step 6: Final answer
    x = 47,323,984.34

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.