Home / 19,766,896.10-27,259,152.93-15,414,394.31

Finding the Fourth Proportional to 19,766,896.10, 27,259,152.93 and 15,414,394.31

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Solution

The fourth proportional to 19,766,896.10, 27,259,152.93 and 15,414,394.31 is: 21,256,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766,896.10 : 27,259,152.93 = 15,414,394.31 : x
  2. Step 2: Convert to fraction form
    19,766,896.10/27,259,152.93 = 15,414,394.31/x
  3. Step 3: Cross multiply
    19,766,896.10x = 27,259,152.93 × 15,414,394.31
  4. Step 4: Simplify right side
    19,766,896.10x = 420,183,331,895,509.94
  5. Step 5: Solve for x
    x = 420,183,331,895,509.94/19,766,896.10
  6. Step 6: Final answer
    x = 21,256,920.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.