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Finding the Third Proportional to 28,860,672 and 43,328,970

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Solution

The third proportional to 28,860,672 and 43,328,970 is: 65,050,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860,672 : 43,328,970 = 43,328,970 : x
  2. Step 2: Convert to fraction form
    28,860,672/43,328,970 = 43,328,970/x
  3. Step 3: Cross multiply
    28,860,672x = 43,328,970 × 43,328,970
  4. Step 4: Simplify right side
    28,860,672x = 1,877,399,641,260,900
  5. Step 5: Solve for x
    x = 1,877,399,641,260,900/28,860,672
  6. Step 6: Final answer
    x = 65,050,447.93

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