Home / 57,096,087.04-78,792,679.83-30,990,610.27

Finding the Fourth Proportional to 57,096,087.04, 78,792,679.83 and 30,990,610.27

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Solution

The fourth proportional to 57,096,087.04, 78,792,679.83 and 30,990,610.27 is: 42,767,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,096,087.04 : 78,792,679.83 = 30,990,610.27 : x
  2. Step 2: Convert to fraction form
    57,096,087.04/78,792,679.83 = 30,990,610.27/x
  3. Step 3: Cross multiply
    57,096,087.04x = 78,792,679.83 × 30,990,610.27
  4. Step 4: Simplify right side
    57,096,087.04x = 2,441,833,232,740,420
  5. Step 5: Solve for x
    x = 2,441,833,232,740,420/57,096,087.04
  6. Step 6: Final answer
    x = 42,767,085.44

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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.