Home / 28,741,379.60-43,112,069.40-26,662,854.80

Finding the Fourth Proportional to 28,741,379.60, 43,112,069.40 and 26,662,854.80

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Solution

The fourth proportional to 28,741,379.60, 43,112,069.40 and 26,662,854.80 is: 39,994,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,741,379.60 : 43,112,069.40 = 26,662,854.80 : x
  2. Step 2: Convert to fraction form
    28,741,379.60/43,112,069.40 = 26,662,854.80/x
  3. Step 3: Cross multiply
    28,741,379.60x = 43,112,069.40 × 26,662,854.80
  4. Step 4: Simplify right side
    28,741,379.60x = 1,149,490,846,539,723
  5. Step 5: Solve for x
    x = 1,149,490,846,539,723/28,741,379.60
  6. Step 6: Final answer
    x = 39,994,282.20

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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.