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Finding the Third Proportional to 3,331,155 and 5,021,316

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Solution

The third proportional to 3,331,155 and 5,021,316 is: 7,569,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,155 : 5,021,316 = 5,021,316 : x
  2. Step 2: Convert to fraction form
    3,331,155/5,021,316 = 5,021,316/x
  3. Step 3: Cross multiply
    3,331,155x = 5,021,316 × 5,021,316
  4. Step 4: Simplify right side
    3,331,155x = 25,213,614,371,856
  5. Step 5: Solve for x
    x = 25,213,614,371,856/3,331,155
  6. Step 6: Final answer
    x = 7,569,030.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.