Home / 6,225,660-8,591,410.80-3,509,406

Finding the Fourth Proportional to 6,225,660, 8,591,410.80 and 3,509,406

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Solution

The fourth proportional to 6,225,660, 8,591,410.80 and 3,509,406 is: 4,842,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225,660 : 8,591,410.80 = 3,509,406 : x
  2. Step 2: Convert to fraction form
    6,225,660/8,591,410.80 = 3,509,406/x
  3. Step 3: Cross multiply
    6,225,660x = 8,591,410.80 × 3,509,406
  4. Step 4: Simplify right side
    6,225,660x = 30,150,748,609,984.80
  5. Step 5: Solve for x
    x = 30,150,748,609,984.80/6,225,660
  6. Step 6: Final answer
    x = 4,842,980.28

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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.