Home / 19,261,620.05-28,902,363.47-9,027,519.56

Finding the Fourth Proportional to 19,261,620.05, 28,902,363.47 and 9,027,519.56

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Solution

The fourth proportional to 19,261,620.05, 28,902,363.47 and 9,027,519.56 is: 13,545,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261,620.05 : 28,902,363.47 = 9,027,519.56 : x
  2. Step 2: Convert to fraction form
    19,261,620.05/28,902,363.47 = 9,027,519.56/x
  3. Step 3: Cross multiply
    19,261,620.05x = 28,902,363.47 × 9,027,519.56
  4. Step 4: Simplify right side
    19,261,620.05x = 260,916,651,366,005.06
  5. Step 5: Solve for x
    x = 260,916,651,366,005.06/19,261,620.05
  6. Step 6: Final answer
    x = 13,545,934.91

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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.