Home / 54,309,211.80-81,463,817.70-48,357,072.60

Finding the Fourth Proportional to 54,309,211.80, 81,463,817.70 and 48,357,072.60

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Solution

The fourth proportional to 54,309,211.80, 81,463,817.70 and 48,357,072.60 is: 72,535,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,309,211.80 : 81,463,817.70 = 48,357,072.60 : x
  2. Step 2: Convert to fraction form
    54,309,211.80/81,463,817.70 = 48,357,072.60/x
  3. Step 3: Cross multiply
    54,309,211.80x = 81,463,817.70 × 48,357,072.60
  4. Step 4: Simplify right side
    54,309,211.80x = 3,939,351,746,792,065.50
  5. Step 5: Solve for x
    x = 3,939,351,746,792,065.50/54,309,211.80
  6. Step 6: Final answer
    x = 72,535,608.90

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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.