Home / 17,608,280.80-26,380,928.40-10,868,821.60

Finding the Fourth Proportional to 17,608,280.80, 26,380,928.40 and 10,868,821.60

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Solution

The fourth proportional to 17,608,280.80, 26,380,928.40 and 10,868,821.60 is: 16,283,793.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608,280.80 : 26,380,928.40 = 10,868,821.60 : x
  2. Step 2: Convert to fraction form
    17,608,280.80/26,380,928.40 = 10,868,821.60/x
  3. Step 3: Cross multiply
    17,608,280.80x = 26,380,928.40 × 10,868,821.60
  4. Step 4: Simplify right side
    17,608,280.80x = 286,729,604,421,973.44
  5. Step 5: Solve for x
    x = 286,729,604,421,973.44/17,608,280.80
  6. Step 6: Final answer
    x = 16,283,793.27

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1.5x scale

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.