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Finding the Third Proportional to 8,729,152 and 18,852,152

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Solution

The third proportional to 8,729,152 and 18,852,152 is: 40,714,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,152 : 18,852,152 = 18,852,152 : x
  2. Step 2: Convert to fraction form
    8,729,152/18,852,152 = 18,852,152/x
  3. Step 3: Cross multiply
    8,729,152x = 18,852,152 × 18,852,152
  4. Step 4: Simplify right side
    8,729,152x = 355,403,635,031,104
  5. Step 5: Solve for x
    x = 355,403,635,031,104/8,729,152
  6. Step 6: Final answer
    x = 40,714,565.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.