Home / 6,659,415-9,190,000.90-3,603,629.25

Finding the Fourth Proportional to 6,659,415, 9,190,000.90 and 3,603,629.25

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Solution

The fourth proportional to 6,659,415, 9,190,000.90 and 3,603,629.25 is: 4,973,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,415 : 9,190,000.90 = 3,603,629.25 : x
  2. Step 2: Convert to fraction form
    6,659,415/9,190,000.90 = 3,603,629.25/x
  3. Step 3: Cross multiply
    6,659,415x = 9,190,000.90 × 3,603,629.25
  4. Step 4: Simplify right side
    6,659,415x = 33,117,356,055,270.86
  5. Step 5: Solve for x
    x = 33,117,356,055,270.86/6,659,415
  6. Step 6: Final answer
    x = 4,973,012.80

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1.5x scale

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.