Home / 9,937,879.20-13,714,190.80-5,586,984.86

Finding the Fourth Proportional to 9,937,879.20, 13,714,190.80 and 5,586,984.86

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Solution

The fourth proportional to 9,937,879.20, 13,714,190.80 and 5,586,984.86 is: 7,709,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937,879.20 : 13,714,190.80 = 5,586,984.86 : x
  2. Step 2: Convert to fraction form
    9,937,879.20/13,714,190.80 = 5,586,984.86/x
  3. Step 3: Cross multiply
    9,937,879.20x = 13,714,190.80 × 5,586,984.86
  4. Step 4: Simplify right side
    9,937,879.20x = 76,620,976,284,212.88
  5. Step 5: Solve for x
    x = 76,620,976,284,212.88/9,937,879.20
  6. Step 6: Final answer
    x = 7,709,992.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.