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Finding the Third Proportional to 14,966,878 and 21,890,445

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Solution

The third proportional to 14,966,878 and 21,890,445 is: 32,016,802.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,966,878 : 21,890,445 = 21,890,445 : x
  2. Step 2: Convert to fraction form
    14,966,878/21,890,445 = 21,890,445/x
  3. Step 3: Cross multiply
    14,966,878x = 21,890,445 × 21,890,445
  4. Step 4: Simplify right side
    14,966,878x = 479,191,582,298,025
  5. Step 5: Solve for x
    x = 479,191,582,298,025/14,966,878
  6. Step 6: Final answer
    x = 32,016,802.86

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.