Home / 8,453,869-11,667,439.68-4,734,116.72

Finding the Fourth Proportional to 8,453,869, 11,667,439.68 and 4,734,116.72

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Solution

The fourth proportional to 8,453,869, 11,667,439.68 and 4,734,116.72 is: 6,533,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453,869 : 11,667,439.68 = 4,734,116.72 : x
  2. Step 2: Convert to fraction form
    8,453,869/11,667,439.68 = 4,734,116.72/x
  3. Step 3: Cross multiply
    8,453,869x = 11,667,439.68 × 4,734,116.72
  4. Step 4: Simplify right side
    8,453,869x = 55,235,021,268,679.45
  5. Step 5: Solve for x
    x = 55,235,021,268,679.45/8,453,869
  6. Step 6: Final answer
    x = 6,533,697.32

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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.