Home / 12,254,912.40-18,382,368.60-3,279,464.40

Finding the Fourth Proportional to 12,254,912.40, 18,382,368.60 and 3,279,464.40

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Solution

The fourth proportional to 12,254,912.40, 18,382,368.60 and 3,279,464.40 is: 4,919,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,912.40 : 18,382,368.60 = 3,279,464.40 : x
  2. Step 2: Convert to fraction form
    12,254,912.40/18,382,368.60 = 3,279,464.40/x
  3. Step 3: Cross multiply
    12,254,912.40x = 18,382,368.60 × 3,279,464.40
  4. Step 4: Simplify right side
    12,254,912.40x = 60,284,323,411,377.84
  5. Step 5: Solve for x
    x = 60,284,323,411,377.84/12,254,912.40
  6. Step 6: Final answer
    x = 4,919,196.60

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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.