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Finding the Third Proportional to 28,301,911 and 60,640,066

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Solution

The third proportional to 28,301,911 and 60,640,066 is: 129,928,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301,911 : 60,640,066 = 60,640,066 : x
  2. Step 2: Convert to fraction form
    28,301,911/60,640,066 = 60,640,066/x
  3. Step 3: Cross multiply
    28,301,911x = 60,640,066 × 60,640,066
  4. Step 4: Simplify right side
    28,301,911x = 3,677,217,604,484,356
  5. Step 5: Solve for x
    x = 3,677,217,604,484,356/28,301,911
  6. Step 6: Final answer
    x = 129,928,244.23

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.