Home / 19,641,664.94-27,100,717.08-12,935,305.37

Finding the Fourth Proportional to 19,641,664.94, 27,100,717.08 and 12,935,305.37

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Solution

The fourth proportional to 19,641,664.94, 27,100,717.08 and 12,935,305.37 is: 17,847,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641,664.94 : 27,100,717.08 = 12,935,305.37 : x
  2. Step 2: Convert to fraction form
    19,641,664.94/27,100,717.08 = 12,935,305.37/x
  3. Step 3: Cross multiply
    19,641,664.94x = 27,100,717.08 × 12,935,305.37
  4. Step 4: Simplify right side
    19,641,664.94x = 350,556,051,175,774.69
  5. Step 5: Solve for x
    x = 350,556,051,175,774.69/19,641,664.94
  6. Step 6: Final answer
    x = 17,847,573.12

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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.