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Finding the Third Proportional to 7,151,033 and 15,638,938

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Solution

The third proportional to 7,151,033 and 15,638,938 is: 34,201,545.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,033 : 15,638,938 = 15,638,938 : x
  2. Step 2: Convert to fraction form
    7,151,033/15,638,938 = 15,638,938/x
  3. Step 3: Cross multiply
    7,151,033x = 15,638,938 × 15,638,938
  4. Step 4: Simplify right side
    7,151,033x = 244,576,381,767,844
  5. Step 5: Solve for x
    x = 244,576,381,767,844/7,151,033
  6. Step 6: Final answer
    x = 34,201,545.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.