Home / 19,997,132.40-29,995,698.60-17,603,679.60

Finding the Fourth Proportional to 19,997,132.40, 29,995,698.60 and 17,603,679.60

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Solution

The fourth proportional to 19,997,132.40, 29,995,698.60 and 17,603,679.60 is: 26,405,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997,132.40 : 29,995,698.60 = 17,603,679.60 : x
  2. Step 2: Convert to fraction form
    19,997,132.40/29,995,698.60 = 17,603,679.60/x
  3. Step 3: Cross multiply
    19,997,132.40x = 29,995,698.60 × 17,603,679.60
  4. Step 4: Simplify right side
    19,997,132.40x = 528,034,667,532,568.62
  5. Step 5: Solve for x
    x = 528,034,667,532,568.62/19,997,132.40
  6. Step 6: Final answer
    x = 26,405,519.40

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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.