Home / 6,673,791.69-9,209,749.58-3,920,730.07

Finding the Fourth Proportional to 6,673,791.69, 9,209,749.58 and 3,920,730.07

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Solution

The fourth proportional to 6,673,791.69, 9,209,749.58 and 3,920,730.07 is: 5,410,558.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673,791.69 : 9,209,749.58 = 3,920,730.07 : x
  2. Step 2: Convert to fraction form
    6,673,791.69/9,209,749.58 = 3,920,730.07/x
  3. Step 3: Cross multiply
    6,673,791.69x = 9,209,749.58 × 3,920,730.07
  4. Step 4: Simplify right side
    6,673,791.69x = 36,108,942,115,475.87
  5. Step 5: Solve for x
    x = 36,108,942,115,475.87/6,673,791.69
  6. Step 6: Final answer
    x = 5,410,558.76

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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.