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Finding the Third Proportional to 5,411,582 and 8,562,621

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Solution

The third proportional to 5,411,582 and 8,562,621 is: 13,548,437.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411,582 : 8,562,621 = 8,562,621 : x
  2. Step 2: Convert to fraction form
    5,411,582/8,562,621 = 8,562,621/x
  3. Step 3: Cross multiply
    5,411,582x = 8,562,621 × 8,562,621
  4. Step 4: Simplify right side
    5,411,582x = 73,318,478,389,641
  5. Step 5: Solve for x
    x = 73,318,478,389,641/5,411,582
  6. Step 6: Final answer
    x = 13,548,437.11

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.