Home / 45,792,056.70-68,667,089.85-20,219,903.10

Finding the Fourth Proportional to 45,792,056.70, 68,667,089.85 and 20,219,903.10

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Solution

The fourth proportional to 45,792,056.70, 68,667,089.85 and 20,219,903.10 is: 30,320,584.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,792,056.70 : 68,667,089.85 = 20,219,903.10 : x
  2. Step 2: Convert to fraction form
    45,792,056.70/68,667,089.85 = 20,219,903.10/x
  3. Step 3: Cross multiply
    45,792,056.70x = 68,667,089.85 × 20,219,903.10
  4. Step 4: Simplify right side
    45,792,056.70x = 1,388,441,902,925,993.50
  5. Step 5: Solve for x
    x = 1,388,441,902,925,993.50/45,792,056.70
  6. Step 6: Final answer
    x = 30,320,584.03

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1.5x scale

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.