Home / 34,878,611.40-52,193,914.20-30,379,077.60

Finding the Fourth Proportional to 34,878,611.40, 52,193,914.20 and 30,379,077.60

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Solution

The fourth proportional to 34,878,611.40, 52,193,914.20 and 30,379,077.60 is: 45,460,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,878,611.40 : 52,193,914.20 = 30,379,077.60 : x
  2. Step 2: Convert to fraction form
    34,878,611.40/52,193,914.20 = 30,379,077.60/x
  3. Step 3: Cross multiply
    34,878,611.40x = 52,193,914.20 × 30,379,077.60
  4. Step 4: Simplify right side
    34,878,611.40x = 1,585,602,969,729,542
  5. Step 5: Solve for x
    x = 1,585,602,969,729,542/34,878,611.40
  6. Step 6: Final answer
    x = 45,460,610.56

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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.