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Finding the Third Proportional to 13,984,888 and 30,430,880

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Solution

The third proportional to 13,984,888 and 30,430,880 is: 66,217,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984,888 : 30,430,880 = 30,430,880 : x
  2. Step 2: Convert to fraction form
    13,984,888/30,430,880 = 30,430,880/x
  3. Step 3: Cross multiply
    13,984,888x = 30,430,880 × 30,430,880
  4. Step 4: Simplify right side
    13,984,888x = 926,038,457,574,400
  5. Step 5: Solve for x
    x = 926,038,457,574,400/13,984,888
  6. Step 6: Final answer
    x = 66,217,080.72

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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.