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Finding the Third Proportional to 19,995,280 and 30,273,342

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Solution

The third proportional to 19,995,280 and 30,273,342 is: 45,834,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995,280 : 30,273,342 = 30,273,342 : x
  2. Step 2: Convert to fraction form
    19,995,280/30,273,342 = 30,273,342/x
  3. Step 3: Cross multiply
    19,995,280x = 30,273,342 × 30,273,342
  4. Step 4: Simplify right side
    19,995,280x = 916,475,235,848,964
  5. Step 5: Solve for x
    x = 916,475,235,848,964/19,995,280
  6. Step 6: Final answer
    x = 45,834,578.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.