Home / 20,042,730.09-30,085,354.89-17,752,093.34

Finding the Fourth Proportional to 20,042,730.09, 30,085,354.89 and 17,752,093.34

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Solution

The fourth proportional to 20,042,730.09, 30,085,354.89 and 17,752,093.34 is: 26,646,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,730.09 : 30,085,354.89 = 17,752,093.34 : x
  2. Step 2: Convert to fraction form
    20,042,730.09/30,085,354.89 = 17,752,093.34/x
  3. Step 3: Cross multiply
    20,042,730.09x = 30,085,354.89 × 17,752,093.34
  4. Step 4: Simplify right side
    20,042,730.09x = 534,078,028,023,878.69
  5. Step 5: Solve for x
    x = 534,078,028,023,878.69/20,042,730.09
  6. Step 6: Final answer
    x = 26,646,970.03

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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.