Home / 8,174,620.77-11,280,129.72-5,034,387.57

Finding the Fourth Proportional to 8,174,620.77, 11,280,129.72 and 5,034,387.57

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Solution

The fourth proportional to 8,174,620.77, 11,280,129.72 and 5,034,387.57 is: 6,946,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174,620.77 : 11,280,129.72 = 5,034,387.57 : x
  2. Step 2: Convert to fraction form
    8,174,620.77/11,280,129.72 = 5,034,387.57/x
  3. Step 3: Cross multiply
    8,174,620.77x = 11,280,129.72 × 5,034,387.57
  4. Step 4: Simplify right side
    8,174,620.77x = 56,788,544,768,783
  5. Step 5: Solve for x
    x = 56,788,544,768,783/8,174,620.77
  6. Step 6: Final answer
    x = 6,946,933.25

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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.