Home / 28,396,219.96-39,252,980.44-25,329,140.80

Finding the Fourth Proportional to 28,396,219.96, 39,252,980.44 and 25,329,140.80

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Solution

The fourth proportional to 28,396,219.96, 39,252,980.44 and 25,329,140.80 is: 35,013,261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,396,219.96 : 39,252,980.44 = 25,329,140.80 : x
  2. Step 2: Convert to fraction form
    28,396,219.96/39,252,980.44 = 25,329,140.80/x
  3. Step 3: Cross multiply
    28,396,219.96x = 39,252,980.44 × 25,329,140.80
  4. Step 4: Simplify right side
    28,396,219.96x = 994,244,268,384,405.88
  5. Step 5: Solve for x
    x = 994,244,268,384,405.88/28,396,219.96
  6. Step 6: Final answer
    x = 35,013,261.26

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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.