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Finding the Third Proportional to 19,955,752 and 29,187,132

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Solution

The third proportional to 19,955,752 and 29,187,132 is: 42,688,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955,752 : 29,187,132 = 29,187,132 : x
  2. Step 2: Convert to fraction form
    19,955,752/29,187,132 = 29,187,132/x
  3. Step 3: Cross multiply
    19,955,752x = 29,187,132 × 29,187,132
  4. Step 4: Simplify right side
    19,955,752x = 851,888,674,385,424
  5. Step 5: Solve for x
    x = 851,888,674,385,424/19,955,752
  6. Step 6: Final answer
    x = 42,688,878.59

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.