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Finding the Third Proportional to 19,890,524 and 42,841,633

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Solution

The third proportional to 19,890,524 and 42,841,633 is: 92,275,372.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,890,524 : 42,841,633 = 42,841,633 : x
  2. Step 2: Convert to fraction form
    19,890,524/42,841,633 = 42,841,633/x
  3. Step 3: Cross multiply
    19,890,524x = 42,841,633 × 42,841,633
  4. Step 4: Simplify right side
    19,890,524x = 1,835,405,518,106,689
  5. Step 5: Solve for x
    x = 1,835,405,518,106,689/19,890,524
  6. Step 6: Final answer
    x = 92,275,372.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.