Home / 28,996,936.40-43,501,625.40-8,804,219.60

Finding the Fourth Proportional to 28,996,936.40, 43,501,625.40 and 8,804,219.60

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Solution

The fourth proportional to 28,996,936.40, 43,501,625.40 and 8,804,219.60 is: 13,208,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,936.40 : 43,501,625.40 = 8,804,219.60 : x
  2. Step 2: Convert to fraction form
    28,996,936.40/43,501,625.40 = 8,804,219.60/x
  3. Step 3: Cross multiply
    28,996,936.40x = 43,501,625.40 × 8,804,219.60
  4. Step 4: Simplify right side
    28,996,936.40x = 382,997,862,978,537.81
  5. Step 5: Solve for x
    x = 382,997,862,978,537.81/28,996,936.40
  6. Step 6: Final answer
    x = 13,208,218.20

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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.