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Finding the Third Proportional to 28,457,772 and 62,312,088

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Solution

The third proportional to 28,457,772 and 62,312,088 is: 136,440,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,457,772 : 62,312,088 = 62,312,088 : x
  2. Step 2: Convert to fraction form
    28,457,772/62,312,088 = 62,312,088/x
  3. Step 3: Cross multiply
    28,457,772x = 62,312,088 × 62,312,088
  4. Step 4: Simplify right side
    28,457,772x = 3,882,796,310,919,744
  5. Step 5: Solve for x
    x = 3,882,796,310,919,744/28,457,772
  6. Step 6: Final answer
    x = 136,440,628.98

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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.