Home / 8,855,724.32-13,287,785.52-5,268,577.76

Finding the Fourth Proportional to 8,855,724.32, 13,287,785.52 and 5,268,577.76

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Solution

The fourth proportional to 8,855,724.32, 13,287,785.52 and 5,268,577.76 is: 7,905,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855,724.32 : 13,287,785.52 = 5,268,577.76 : x
  2. Step 2: Convert to fraction form
    8,855,724.32/13,287,785.52 = 5,268,577.76/x
  3. Step 3: Cross multiply
    8,855,724.32x = 13,287,785.52 × 5,268,577.76
  4. Step 4: Simplify right side
    8,855,724.32x = 70,007,731,270,322.03
  5. Step 5: Solve for x
    x = 70,007,731,270,322.03/8,855,724.32
  6. Step 6: Final answer
    x = 7,905,364.79

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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.