Home / 56,313,655.44-84,482,924.72-20,410,930.32

Finding the Fourth Proportional to 56,313,655.44, 84,482,924.72 and 20,410,930.32

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Solution

The fourth proportional to 56,313,655.44, 84,482,924.72 and 20,410,930.32 is: 30,620,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,313,655.44 : 84,482,924.72 = 20,410,930.32 : x
  2. Step 2: Convert to fraction form
    56,313,655.44/84,482,924.72 = 20,410,930.32/x
  3. Step 3: Cross multiply
    56,313,655.44x = 84,482,924.72 × 20,410,930.32
  4. Step 4: Simplify right side
    56,313,655.44x = 1,724,375,089,689,725.50
  5. Step 5: Solve for x
    x = 1,724,375,089,689,725.50/56,313,655.44
  6. Step 6: Final answer
    x = 30,620,904.93

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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.