Home / 14,268,511.56-21,402,709.62-5,168,479.44

Finding the Fourth Proportional to 14,268,511.56, 21,402,709.62 and 5,168,479.44

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Solution

The fourth proportional to 14,268,511.56, 21,402,709.62 and 5,168,479.44 is: 7,752,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268,511.56 : 21,402,709.62 = 5,168,479.44 : x
  2. Step 2: Convert to fraction form
    14,268,511.56/21,402,709.62 = 5,168,479.44/x
  3. Step 3: Cross multiply
    14,268,511.56x = 21,402,709.62 × 5,168,479.44
  4. Step 4: Simplify right side
    14,268,511.56x = 110,619,464,631,260.23
  5. Step 5: Solve for x
    x = 110,619,464,631,260.23/14,268,511.56
  6. Step 6: Final answer
    x = 7,752,698.25

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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.