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Finding the Third Proportional to 40,862,136 and 60,938,856

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Solution

The third proportional to 40,862,136 and 60,938,856 is: 90,879,834.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,862,136 : 60,938,856 = 60,938,856 : x
  2. Step 2: Convert to fraction form
    40,862,136/60,938,856 = 60,938,856/x
  3. Step 3: Cross multiply
    40,862,136x = 60,938,856 × 60,938,856
  4. Step 4: Simplify right side
    40,862,136x = 3,713,544,170,588,736
  5. Step 5: Solve for x
    x = 3,713,544,170,588,736/40,862,136
  6. Step 6: Final answer
    x = 90,879,834.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.