Home / 6,240,905.20-9,342,695.40-5,871,804.40

Finding the Fourth Proportional to 6,240,905.20, 9,342,695.40 and 5,871,804.40

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Solution

The fourth proportional to 6,240,905.20, 9,342,695.40 and 5,871,804.40 is: 8,790,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,905.20 : 9,342,695.40 = 5,871,804.40 : x
  2. Step 2: Convert to fraction form
    6,240,905.20/9,342,695.40 = 5,871,804.40/x
  3. Step 3: Cross multiply
    6,240,905.20x = 9,342,695.40 × 5,871,804.40
  4. Step 4: Simplify right side
    6,240,905.20x = 54,858,479,957,579.77
  5. Step 5: Solve for x
    x = 54,858,479,957,579.77/6,240,905.20
  6. Step 6: Final answer
    x = 8,790,147.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.