Home / 6,875,571.85-9,487,733.77-3,975,149.67

Finding the Fourth Proportional to 6,875,571.85, 9,487,733.77 and 3,975,149.67

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Solution

The fourth proportional to 6,875,571.85, 9,487,733.77 and 3,975,149.67 is: 5,485,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875,571.85 : 9,487,733.77 = 3,975,149.67 : x
  2. Step 2: Convert to fraction form
    6,875,571.85/9,487,733.77 = 3,975,149.67/x
  3. Step 3: Cross multiply
    6,875,571.85x = 9,487,733.77 × 3,975,149.67
  4. Step 4: Simplify right side
    6,875,571.85x = 37,715,161,765,261.58
  5. Step 5: Solve for x
    x = 37,715,161,765,261.58/6,875,571.85
  6. Step 6: Final answer
    x = 5,485,385.44

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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.