Home / 5,400,135.19-8,100,210.59-2,205,261.37

Finding the Fourth Proportional to 5,400,135.19, 8,100,210.59 and 2,205,261.37

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Solution

The fourth proportional to 5,400,135.19, 8,100,210.59 and 2,205,261.37 is: 3,307,895.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,135.19 : 8,100,210.59 = 2,205,261.37 : x
  2. Step 2: Convert to fraction form
    5,400,135.19/8,100,210.59 = 2,205,261.37/x
  3. Step 3: Cross multiply
    5,400,135.19x = 8,100,210.59 × 2,205,261.37
  4. Step 4: Simplify right side
    5,400,135.19x = 17,863,081,502,991.91
  5. Step 5: Solve for x
    x = 17,863,081,502,991.91/5,400,135.19
  6. Step 6: Final answer
    x = 3,307,895.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.