Home / 28,090,048-42,135,072.06-6,814,912

Finding the Fourth Proportional to 28,090,048, 42,135,072.06 and 6,814,912

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Solution

The fourth proportional to 28,090,048, 42,135,072.06 and 6,814,912 is: 10,222,368.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090,048 : 42,135,072.06 = 6,814,912 : x
  2. Step 2: Convert to fraction form
    28,090,048/42,135,072.06 = 6,814,912/x
  3. Step 3: Cross multiply
    28,090,048x = 42,135,072.06 × 6,814,912
  4. Step 4: Simplify right side
    28,090,048x = 287,146,808,202,558.75
  5. Step 5: Solve for x
    x = 287,146,808,202,558.75/28,090,048
  6. Step 6: Final answer
    x = 10,222,368.01

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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.