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Finding the Third Proportional to 13,909,411.50 and 21,277,155

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Solution

The third proportional to 13,909,411.50 and 21,277,155 is: 32,547,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,411.50 : 21,277,155 = 21,277,155 : x
  2. Step 2: Convert to fraction form
    13,909,411.50/21,277,155 = 21,277,155/x
  3. Step 3: Cross multiply
    13,909,411.50x = 21,277,155 × 21,277,155
  4. Step 4: Simplify right side
    13,909,411.50x = 452,717,324,894,025
  5. Step 5: Solve for x
    x = 452,717,324,894,025/13,909,411.50
  6. Step 6: Final answer
    x = 32,547,554.21

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.