Home / 9,489,520.86-13,095,515.14-5,138,606.90

Finding the Fourth Proportional to 9,489,520.86, 13,095,515.14 and 5,138,606.90

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Solution

The fourth proportional to 9,489,520.86, 13,095,515.14 and 5,138,606.90 is: 7,091,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,520.86 : 13,095,515.14 = 5,138,606.90 : x
  2. Step 2: Convert to fraction form
    9,489,520.86/13,095,515.14 = 5,138,606.90/x
  3. Step 3: Cross multiply
    9,489,520.86x = 13,095,515.14 × 5,138,606.90
  4. Step 4: Simplify right side
    9,489,520.86x = 67,292,704,379,134.37
  5. Step 5: Solve for x
    x = 67,292,704,379,134.37/9,489,520.86
  6. Step 6: Final answer
    x = 7,091,264.71

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