Home / 55,296,758.09-76,338,214.36-40,395,352.93

Finding the Fourth Proportional to 55,296,758.09, 76,338,214.36 and 40,395,352.93

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Solution

The fourth proportional to 55,296,758.09, 76,338,214.36 and 40,395,352.93 is: 55,766,544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296,758.09 : 76,338,214.36 = 40,395,352.93 : x
  2. Step 2: Convert to fraction form
    55,296,758.09/76,338,214.36 = 40,395,352.93/x
  3. Step 3: Cross multiply
    55,296,758.09x = 76,338,214.36 × 40,395,352.93
  4. Step 4: Simplify right side
    55,296,758.09x = 3,083,709,110,826,360.50
  5. Step 5: Solve for x
    x = 3,083,709,110,826,360.50/55,296,758.09
  6. Step 6: Final answer
    x = 55,766,544.32

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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.