Home / 8,178,333.13-11,288,022.93-5,083,194.01

Finding the Fourth Proportional to 8,178,333.13, 11,288,022.93 and 5,083,194.01

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Solution

The fourth proportional to 8,178,333.13, 11,288,022.93 and 5,083,194.01 is: 7,016,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,333.13 : 11,288,022.93 = 5,083,194.01 : x
  2. Step 2: Convert to fraction form
    8,178,333.13/11,288,022.93 = 5,083,194.01/x
  3. Step 3: Cross multiply
    8,178,333.13x = 11,288,022.93 × 5,083,194.01
  4. Step 4: Simplify right side
    8,178,333.13x = 57,379,210,518,015.10
  5. Step 5: Solve for x
    x = 57,379,210,518,015.10/8,178,333.13
  6. Step 6: Final answer
    x = 7,016,003.09

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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.