Home / 65,707,670.10-98,553,975.12-17,190,205.86

Finding the Fourth Proportional to 65,707,670.10, 98,553,975.12 and 17,190,205.86

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Solution

The fourth proportional to 65,707,670.10, 98,553,975.12 and 17,190,205.86 is: 25,783,338.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,707,670.10 : 98,553,975.12 = 17,190,205.86 : x
  2. Step 2: Convert to fraction form
    65,707,670.10/98,553,975.12 = 17,190,205.86/x
  3. Step 3: Cross multiply
    65,707,670.10x = 98,553,975.12 × 17,190,205.86
  4. Step 4: Simplify right side
    65,707,670.10x = 1,694,163,120,634,118.25
  5. Step 5: Solve for x
    x = 1,694,163,120,634,118.25/65,707,670.10
  6. Step 6: Final answer
    x = 25,783,338.81

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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.