Home / 10,692,149.60-16,010,230.80-7,836,802.40

Finding the Fourth Proportional to 10,692,149.60, 16,010,230.80 and 7,836,802.40

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Solution

The fourth proportional to 10,692,149.60, 16,010,230.80 and 7,836,802.40 is: 11,734,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,149.60 : 16,010,230.80 = 7,836,802.40 : x
  2. Step 2: Convert to fraction form
    10,692,149.60/16,010,230.80 = 7,836,802.40/x
  3. Step 3: Cross multiply
    10,692,149.60x = 16,010,230.80 × 7,836,802.40
  4. Step 4: Simplify right side
    10,692,149.60x = 125,469,015,157,993.94
  5. Step 5: Solve for x
    x = 125,469,015,157,993.94/10,692,149.60
  6. Step 6: Final answer
    x = 11,734,685.71

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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.