Home / 54,437,941.40-81,656,912.10-48,895,208.60

Finding the Fourth Proportional to 54,437,941.40, 81,656,912.10 and 48,895,208.60

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Solution

The fourth proportional to 54,437,941.40, 81,656,912.10 and 48,895,208.60 is: 73,342,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437,941.40 : 81,656,912.10 = 48,895,208.60 : x
  2. Step 2: Convert to fraction form
    54,437,941.40/81,656,912.10 = 48,895,208.60/x
  3. Step 3: Cross multiply
    54,437,941.40x = 81,656,912.10 × 48,895,208.60
  4. Step 4: Simplify right side
    54,437,941.40x = 3,992,631,750,761,364
  5. Step 5: Solve for x
    x = 3,992,631,750,761,364/54,437,941.40
  6. Step 6: Final answer
    x = 73,342,812.90

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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.