Home / 17,640,531.73-26,422,218.91-12,507,402.16

Finding the Fourth Proportional to 17,640,531.73, 26,422,218.91 and 12,507,402.16

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Solution

The fourth proportional to 17,640,531.73, 26,422,218.91 and 12,507,402.16 is: 18,733,750.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640,531.73 : 26,422,218.91 = 12,507,402.16 : x
  2. Step 2: Convert to fraction form
    17,640,531.73/26,422,218.91 = 12,507,402.16/x
  3. Step 3: Cross multiply
    17,640,531.73x = 26,422,218.91 × 12,507,402.16
  4. Step 4: Simplify right side
    17,640,531.73x = 330,473,317,866,926.88
  5. Step 5: Solve for x
    x = 330,473,317,866,926.88/17,640,531.73
  6. Step 6: Final answer
    x = 18,733,750.37

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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.