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Finding the Third Proportional to 28,732,961 and 63,843,210

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Solution

The third proportional to 28,732,961 and 63,843,210 is: 141,856,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732,961 : 63,843,210 = 63,843,210 : x
  2. Step 2: Convert to fraction form
    28,732,961/63,843,210 = 63,843,210/x
  3. Step 3: Cross multiply
    28,732,961x = 63,843,210 × 63,843,210
  4. Step 4: Simplify right side
    28,732,961x = 4,075,955,463,104,100
  5. Step 5: Solve for x
    x = 4,075,955,463,104,100/28,732,961
  6. Step 6: Final answer
    x = 141,856,436.69

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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.