Home / 7,640,804.18-10,550,228.26-5,871,900.60

Finding the Fourth Proportional to 7,640,804.18, 10,550,228.26 and 5,871,900.60

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Solution

The fourth proportional to 7,640,804.18, 10,550,228.26 and 5,871,900.60 is: 8,107,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,804.18 : 10,550,228.26 = 5,871,900.60 : x
  2. Step 2: Convert to fraction form
    7,640,804.18/10,550,228.26 = 5,871,900.60/x
  3. Step 3: Cross multiply
    7,640,804.18x = 10,550,228.26 × 5,871,900.60
  4. Step 4: Simplify right side
    7,640,804.18x = 61,949,891,629,843.36
  5. Step 5: Solve for x
    x = 61,949,891,629,843.36/7,640,804.18
  6. Step 6: Final answer
    x = 8,107,771.14

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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.