Home / 17,972,829.60-26,959,244.40-5,193,751.20

Finding the Fourth Proportional to 17,972,829.60, 26,959,244.40 and 5,193,751.20

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Solution

The fourth proportional to 17,972,829.60, 26,959,244.40 and 5,193,751.20 is: 7,790,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972,829.60 : 26,959,244.40 = 5,193,751.20 : x
  2. Step 2: Convert to fraction form
    17,972,829.60/26,959,244.40 = 5,193,751.20/x
  3. Step 3: Cross multiply
    17,972,829.60x = 26,959,244.40 × 5,193,751.20
  4. Step 4: Simplify right side
    17,972,829.60x = 140,019,607,953,593.28
  5. Step 5: Solve for x
    x = 140,019,607,953,593.28/17,972,829.60
  6. Step 6: Final answer
    x = 7,790,626.80

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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.