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Finding the Third Proportional to 19,141,520 and 28,726,280

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Solution

The third proportional to 19,141,520 and 28,726,280 is: 43,110,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141,520 : 28,726,280 = 28,726,280 : x
  2. Step 2: Convert to fraction form
    19,141,520/28,726,280 = 28,726,280/x
  3. Step 3: Cross multiply
    19,141,520x = 28,726,280 × 28,726,280
  4. Step 4: Simplify right side
    19,141,520x = 825,199,162,638,400
  5. Step 5: Solve for x
    x = 825,199,162,638,400/19,141,520
  6. Step 6: Final answer
    x = 43,110,430.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.