Home / 6,147,038.52-8,475,027.84-5,040,393.12

Finding the Fourth Proportional to 6,147,038.52, 8,475,027.84 and 5,040,393.12

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Solution

The fourth proportional to 6,147,038.52, 8,475,027.84 and 5,040,393.12 is: 6,949,276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,038.52 : 8,475,027.84 = 5,040,393.12 : x
  2. Step 2: Convert to fraction form
    6,147,038.52/8,475,027.84 = 5,040,393.12/x
  3. Step 3: Cross multiply
    6,147,038.52x = 8,475,027.84 × 5,040,393.12
  4. Step 4: Simplify right side
    6,147,038.52x = 42,717,472,016,544.46
  5. Step 5: Solve for x
    x = 42,717,472,016,544.46/6,147,038.52
  6. Step 6: Final answer
    x = 6,949,276.77

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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.