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Finding the Third Proportional to 15,135,781 and 22,681,531.50

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Solution

The third proportional to 15,135,781 and 22,681,531.50 is: 33,989,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,135,781 : 22,681,531.50 = 22,681,531.50 : x
  2. Step 2: Convert to fraction form
    15,135,781/22,681,531.50 = 22,681,531.50/x
  3. Step 3: Cross multiply
    15,135,781x = 22,681,531.50 × 22,681,531.50
  4. Step 4: Simplify right side
    15,135,781x = 514,451,871,185,492.25
  5. Step 5: Solve for x
    x = 514,451,871,185,492.25/15,135,781
  6. Step 6: Final answer
    x = 33,989,119.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.