Home / 8,176,800.36-11,202,256.57-7,870,333.64

Finding the Fourth Proportional to 8,176,800.36, 11,202,256.57 and 7,870,333.64

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Solution

The fourth proportional to 8,176,800.36, 11,202,256.57 and 7,870,333.64 is: 10,782,395.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,800.36 : 11,202,256.57 = 7,870,333.64 : x
  2. Step 2: Convert to fraction form
    8,176,800.36/11,202,256.57 = 7,870,333.64/x
  3. Step 3: Cross multiply
    8,176,800.36x = 11,202,256.57 × 7,870,333.64
  4. Step 4: Simplify right side
    8,176,800.36x = 88,165,496,726,782.02
  5. Step 5: Solve for x
    x = 88,165,496,726,782.02/8,176,800.36
  6. Step 6: Final answer
    x = 10,782,395.66

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.