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Finding the Third Proportional to 28,753,308 and 61,891,011

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Solution

The third proportional to 28,753,308 and 61,891,011 is: 133,219,358.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753,308 : 61,891,011 = 61,891,011 : x
  2. Step 2: Convert to fraction form
    28,753,308/61,891,011 = 61,891,011/x
  3. Step 3: Cross multiply
    28,753,308x = 61,891,011 × 61,891,011
  4. Step 4: Simplify right side
    28,753,308x = 3,830,497,242,602,121
  5. Step 5: Solve for x
    x = 3,830,497,242,602,121/28,753,308
  6. Step 6: Final answer
    x = 133,219,358.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.