Home / 20,602,029.65-30,902,730.09-6,964,755.74

Finding the Fourth Proportional to 20,602,029.65, 30,902,730.09 and 6,964,755.74

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Solution

The fourth proportional to 20,602,029.65, 30,902,730.09 and 6,964,755.74 is: 10,447,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,602,029.65 : 30,902,730.09 = 6,964,755.74 : x
  2. Step 2: Convert to fraction form
    20,602,029.65/30,902,730.09 = 6,964,755.74/x
  3. Step 3: Cross multiply
    20,602,029.65x = 30,902,730.09 × 6,964,755.74
  4. Step 4: Simplify right side
    20,602,029.65x = 215,229,966,711,251.97
  5. Step 5: Solve for x
    x = 215,229,966,711,251.97/20,602,029.65
  6. Step 6: Final answer
    x = 10,447,027.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.