Home / 6,528,174.63-9,009,709.43-3,949,876.59

Finding the Fourth Proportional to 6,528,174.63, 9,009,709.43 and 3,949,876.59

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Solution

The fourth proportional to 6,528,174.63, 9,009,709.43 and 3,949,876.59 is: 5,451,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,174.63 : 9,009,709.43 = 3,949,876.59 : x
  2. Step 2: Convert to fraction form
    6,528,174.63/9,009,709.43 = 3,949,876.59/x
  3. Step 3: Cross multiply
    6,528,174.63x = 9,009,709.43 × 3,949,876.59
  4. Step 4: Simplify right side
    6,528,174.63x = 35,587,240,340,509.86
  5. Step 5: Solve for x
    x = 35,587,240,340,509.86/6,528,174.63
  6. Step 6: Final answer
    x = 5,451,330.94

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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.