Home / 30,097,789.37-41,532,413.77-16,686,813.46

Finding the Fourth Proportional to 30,097,789.37, 41,532,413.77 and 16,686,813.46

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Solution

The fourth proportional to 30,097,789.37, 41,532,413.77 and 16,686,813.46 is: 23,026,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,097,789.37 : 41,532,413.77 = 16,686,813.46 : x
  2. Step 2: Convert to fraction form
    30,097,789.37/41,532,413.77 = 16,686,813.46/x
  3. Step 3: Cross multiply
    30,097,789.37x = 41,532,413.77 × 16,686,813.46
  4. Step 4: Simplify right side
    30,097,789.37x = 693,043,640,832,429.25
  5. Step 5: Solve for x
    x = 693,043,640,832,429.25/30,097,789.37
  6. Step 6: Final answer
    x = 23,026,396.80

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1.5x scale

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.