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Finding the Third Proportional to 4,039,429 and 8,838,963

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Solution

The third proportional to 4,039,429 and 8,838,963 is: 19,341,166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039,429 : 8,838,963 = 8,838,963 : x
  2. Step 2: Convert to fraction form
    4,039,429/8,838,963 = 8,838,963/x
  3. Step 3: Cross multiply
    4,039,429x = 8,838,963 × 8,838,963
  4. Step 4: Simplify right side
    4,039,429x = 78,127,266,915,369
  5. Step 5: Solve for x
    x = 78,127,266,915,369/4,039,429
  6. Step 6: Final answer
    x = 19,341,166.02

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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.