Home / 28,016,021.60-41,992,928.40-10,971,029.60

Finding the Fourth Proportional to 28,016,021.60, 41,992,928.40 and 10,971,029.60

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Solution

The fourth proportional to 28,016,021.60, 41,992,928.40 and 10,971,029.60 is: 16,444,364.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016,021.60 : 41,992,928.40 = 10,971,029.60 : x
  2. Step 2: Convert to fraction form
    28,016,021.60/41,992,928.40 = 10,971,029.60/x
  3. Step 3: Cross multiply
    28,016,021.60x = 41,992,928.40 × 10,971,029.60
  4. Step 4: Simplify right side
    28,016,021.60x = 460,705,660,467,080.62
  5. Step 5: Solve for x
    x = 460,705,660,467,080.62/28,016,021.60
  6. Step 6: Final answer
    x = 16,444,364.12

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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.