Home / 17,858,999.70-26,794,720.35-7,768,862.10

Finding the Fourth Proportional to 17,858,999.70, 26,794,720.35 and 7,768,862.10

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Solution

The fourth proportional to 17,858,999.70, 26,794,720.35 and 7,768,862.10 is: 11,655,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,858,999.70 : 26,794,720.35 = 7,768,862.10 : x
  2. Step 2: Convert to fraction form
    17,858,999.70/26,794,720.35 = 7,768,862.10/x
  3. Step 3: Cross multiply
    17,858,999.70x = 26,794,720.35 × 7,768,862.10
  4. Step 4: Simplify right side
    17,858,999.70x = 208,164,487,407,213.75
  5. Step 5: Solve for x
    x = 208,164,487,407,213.75/17,858,999.70
  6. Step 6: Final answer
    x = 11,655,999.27

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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.