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Finding the Third Proportional to 28,727,742 and 45,733,619

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Solution

The third proportional to 28,727,742 and 45,733,619 is: 72,806,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,727,742 : 45,733,619 = 45,733,619 : x
  2. Step 2: Convert to fraction form
    28,727,742/45,733,619 = 45,733,619/x
  3. Step 3: Cross multiply
    28,727,742x = 45,733,619 × 45,733,619
  4. Step 4: Simplify right side
    28,727,742x = 2,091,563,906,837,161
  5. Step 5: Solve for x
    x = 2,091,563,906,837,161/28,727,742
  6. Step 6: Final answer
    x = 72,806,415.03

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.