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Finding the Third Proportional to 15,556,236 and 22,407,780

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Solution

The third proportional to 15,556,236 and 22,407,780 is: 32,276,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556,236 : 22,407,780 = 22,407,780 : x
  2. Step 2: Convert to fraction form
    15,556,236/22,407,780 = 22,407,780/x
  3. Step 3: Cross multiply
    15,556,236x = 22,407,780 × 22,407,780
  4. Step 4: Simplify right side
    15,556,236x = 502,108,604,528,400
  5. Step 5: Solve for x
    x = 502,108,604,528,400/15,556,236
  6. Step 6: Final answer
    x = 32,276,998.40

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.