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Finding the Third Proportional to 8,816,090 and 13,617,178

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Solution

The third proportional to 8,816,090 and 13,617,178 is: 21,032,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816,090 : 13,617,178 = 13,617,178 : x
  2. Step 2: Convert to fraction form
    8,816,090/13,617,178 = 13,617,178/x
  3. Step 3: Cross multiply
    8,816,090x = 13,617,178 × 13,617,178
  4. Step 4: Simplify right side
    8,816,090x = 185,427,536,683,684
  5. Step 5: Solve for x
    x = 185,427,536,683,684/8,816,090
  6. Step 6: Final answer
    x = 21,032,854.32

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.