Home / 4,268,015.70-6,386,471.55-3,148,271.70

Finding the Fourth Proportional to 4,268,015.70, 6,386,471.55 and 3,148,271.70

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Solution

The fourth proportional to 4,268,015.70, 6,386,471.55 and 3,148,271.70 is: 4,710,935.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268,015.70 : 6,386,471.55 = 3,148,271.70 : x
  2. Step 2: Convert to fraction form
    4,268,015.70/6,386,471.55 = 3,148,271.70/x
  3. Step 3: Cross multiply
    4,268,015.70x = 6,386,471.55 × 3,148,271.70
  4. Step 4: Simplify right side
    4,268,015.70x = 20,106,347,643,720.14
  5. Step 5: Solve for x
    x = 20,106,347,643,720.14/4,268,015.70
  6. Step 6: Final answer
    x = 4,710,935.73

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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.