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Finding the Third Proportional to 4,276,026 and 9,220,428

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Solution

The third proportional to 4,276,026 and 9,220,428 is: 19,882,080.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276,026 : 9,220,428 = 9,220,428 : x
  2. Step 2: Convert to fraction form
    4,276,026/9,220,428 = 9,220,428/x
  3. Step 3: Cross multiply
    4,276,026x = 9,220,428 × 9,220,428
  4. Step 4: Simplify right side
    4,276,026x = 85,016,292,503,184
  5. Step 5: Solve for x
    x = 85,016,292,503,184/4,276,026
  6. Step 6: Final answer
    x = 19,882,080.35

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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.