Home / 12,303,911.80-18,457,250.10-3,784,180.60

Finding the Fourth Proportional to 12,303,911.80, 18,457,250.10 and 3,784,180.60

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Solution

The fourth proportional to 12,303,911.80, 18,457,250.10 and 3,784,180.60 is: 5,676,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303,911.80 : 18,457,250.10 = 3,784,180.60 : x
  2. Step 2: Convert to fraction form
    12,303,911.80/18,457,250.10 = 3,784,180.60/x
  3. Step 3: Cross multiply
    12,303,911.80x = 18,457,250.10 × 3,784,180.60
  4. Step 4: Simplify right side
    12,303,911.80x = 69,845,567,757,768.07
  5. Step 5: Solve for x
    x = 69,845,567,757,768.07/12,303,911.80
  6. Step 6: Final answer
    x = 5,676,696.07

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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.