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Finding the Third Proportional to 9,754,988.63 and 21,441,128.06

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Solution

The third proportional to 9,754,988.63 and 21,441,128.06 is: 47,126,858.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,754,988.63 : 21,441,128.06 = 21,441,128.06 : x
  2. Step 2: Convert to fraction form
    9,754,988.63/21,441,128.06 = 21,441,128.06/x
  3. Step 3: Cross multiply
    9,754,988.63x = 21,441,128.06 × 21,441,128.06
  4. Step 4: Simplify right side
    9,754,988.63x = 459,721,972,592,525
  5. Step 5: Solve for x
    x = 459,721,972,592,525/9,754,988.63
  6. Step 6: Final answer
    x = 47,126,858.91

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.