Home / 12,085,290.80-18,127,936.20-4,897,059.20

Finding the Fourth Proportional to 12,085,290.80, 18,127,936.20 and 4,897,059.20

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Solution

The fourth proportional to 12,085,290.80, 18,127,936.20 and 4,897,059.20 is: 7,345,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,290.80 : 18,127,936.20 = 4,897,059.20 : x
  2. Step 2: Convert to fraction form
    12,085,290.80/18,127,936.20 = 4,897,059.20/x
  3. Step 3: Cross multiply
    12,085,290.80x = 18,127,936.20 × 4,897,059.20
  4. Step 4: Simplify right side
    12,085,290.80x = 88,773,576,745,223.05
  5. Step 5: Solve for x
    x = 88,773,576,745,223.05/12,085,290.80
  6. Step 6: Final answer
    x = 7,345,588.80

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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.