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Finding the Third Proportional to 28,890,858 and 64,010,975.63

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Solution

The third proportional to 28,890,858 and 64,010,975.63 is: 141,823,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,890,858 : 64,010,975.63 = 64,010,975.63 : x
  2. Step 2: Convert to fraction form
    28,890,858/64,010,975.63 = 64,010,975.63/x
  3. Step 3: Cross multiply
    28,890,858x = 64,010,975.63 × 64,010,975.63
  4. Step 4: Simplify right side
    28,890,858x = 4,097,405,000,464,344
  5. Step 5: Solve for x
    x = 4,097,405,000,464,344/28,890,858
  6. Step 6: Final answer
    x = 141,823,583.10

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.