Home / 41,603,801.80-62,405,702.70-18,928,985.80

Finding the Fourth Proportional to 41,603,801.80, 62,405,702.70 and 18,928,985.80

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Solution

The fourth proportional to 41,603,801.80, 62,405,702.70 and 18,928,985.80 is: 28,393,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,603,801.80 : 62,405,702.70 = 18,928,985.80 : x
  2. Step 2: Convert to fraction form
    41,603,801.80/62,405,702.70 = 18,928,985.80/x
  3. Step 3: Cross multiply
    41,603,801.80x = 62,405,702.70 × 18,928,985.80
  4. Step 4: Simplify right side
    41,603,801.80x = 1,181,276,660,247,321.75
  5. Step 5: Solve for x
    x = 1,181,276,660,247,321.75/41,603,801.80
  6. Step 6: Final answer
    x = 28,393,478.70

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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.