Home / 7,885,382.36-11,826,289.74-3,621,451.64

Finding the Fourth Proportional to 7,885,382.36, 11,826,289.74 and 3,621,451.64

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Solution

The fourth proportional to 7,885,382.36, 11,826,289.74 and 3,621,451.64 is: 5,431,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885,382.36 : 11,826,289.74 = 3,621,451.64 : x
  2. Step 2: Convert to fraction form
    7,885,382.36/11,826,289.74 = 3,621,451.64/x
  3. Step 3: Cross multiply
    7,885,382.36x = 11,826,289.74 × 3,621,451.64
  4. Step 4: Simplify right side
    7,885,382.36x = 42,828,336,374,038.18
  5. Step 5: Solve for x
    x = 42,828,336,374,038.18/7,885,382.36
  6. Step 6: Final answer
    x = 5,431,358.23

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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.