Home / 28,014,693.60-41,990,936.40-10,969,701.60

Finding the Fourth Proportional to 28,014,693.60, 41,990,936.40 and 10,969,701.60

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Solution

The fourth proportional to 28,014,693.60, 41,990,936.40 and 10,969,701.60 is: 16,442,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014,693.60 : 41,990,936.40 = 10,969,701.60 : x
  2. Step 2: Convert to fraction form
    28,014,693.60/41,990,936.40 = 10,969,701.60/x
  3. Step 3: Cross multiply
    28,014,693.60x = 41,990,936.40 × 10,969,701.60
  4. Step 4: Simplify right side
    28,014,693.60x = 460,628,042,212,578.19
  5. Step 5: Solve for x
    x = 460,628,042,212,578.19/28,014,693.60
  6. Step 6: Final answer
    x = 16,442,373.02

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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.