Home / 76,121,531.53-105,047,817.20-41,314,222.42

Finding the Fourth Proportional to 76,121,531.53, 105,047,817.20 and 41,314,222.42

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Solution

The fourth proportional to 76,121,531.53, 105,047,817.20 and 41,314,222.42 is: 57,013,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121,531.53 : 105,047,817.20 = 41,314,222.42 : x
  2. Step 2: Convert to fraction form
    76,121,531.53/105,047,817.20 = 41,314,222.42/x
  3. Step 3: Cross multiply
    76,121,531.53x = 105,047,817.20 × 41,314,222.42
  4. Step 4: Simplify right side
    76,121,531.53x = 4,339,968,884,222,039
  5. Step 5: Solve for x
    x = 4,339,968,884,222,039/76,121,531.53
  6. Step 6: Final answer
    x = 57,013,683.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.