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Finding the Third Proportional to 9,442,819.88 and 20,870,547

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Solution

The third proportional to 9,442,819.88 and 20,870,547 is: 46,128,141.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,442,819.88 : 20,870,547 = 20,870,547 : x
  2. Step 2: Convert to fraction form
    9,442,819.88/20,870,547 = 20,870,547/x
  3. Step 3: Cross multiply
    9,442,819.88x = 20,870,547 × 20,870,547
  4. Step 4: Simplify right side
    9,442,819.88x = 435,579,732,079,209
  5. Step 5: Solve for x
    x = 435,579,732,079,209/9,442,819.88
  6. Step 6: Final answer
    x = 46,128,141.58

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.