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Finding the Third Proportional to 28,574,624 and 62,698,622

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Solution

The third proportional to 28,574,624 and 62,698,622 is: 137,573,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,574,624 : 62,698,622 = 62,698,622 : x
  2. Step 2: Convert to fraction form
    28,574,624/62,698,622 = 62,698,622/x
  3. Step 3: Cross multiply
    28,574,624x = 62,698,622 × 62,698,622
  4. Step 4: Simplify right side
    28,574,624x = 3,931,117,200,698,884
  5. Step 5: Solve for x
    x = 3,931,117,200,698,884/28,574,624
  6. Step 6: Final answer
    x = 137,573,715.78

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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.