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Finding the Third Proportional to 30,624,584 and 66,812,756

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Solution

The third proportional to 30,624,584 and 66,812,756 is: 145,763,428.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624,584 : 66,812,756 = 66,812,756 : x
  2. Step 2: Convert to fraction form
    30,624,584/66,812,756 = 66,812,756/x
  3. Step 3: Cross multiply
    30,624,584x = 66,812,756 × 66,812,756
  4. Step 4: Simplify right side
    30,624,584x = 4,463,944,364,315,536
  5. Step 5: Solve for x
    x = 4,463,944,364,315,536/30,624,584
  6. Step 6: Final answer
    x = 145,763,428.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.