Home / 12,603,929.60-18,874,401.60-10,084,505.60

Finding the Fourth Proportional to 12,603,929.60, 18,874,401.60 and 10,084,505.60

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Solution

The fourth proportional to 12,603,929.60, 18,874,401.60 and 10,084,505.60 is: 15,101,560.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,929.60 : 18,874,401.60 = 10,084,505.60 : x
  2. Step 2: Convert to fraction form
    12,603,929.60/18,874,401.60 = 10,084,505.60/x
  3. Step 3: Cross multiply
    12,603,929.60x = 18,874,401.60 × 10,084,505.60
  4. Step 4: Simplify right side
    12,603,929.60x = 190,339,008,631,848.97
  5. Step 5: Solve for x
    x = 190,339,008,631,848.97/12,603,929.60
  6. Step 6: Final answer
    x = 15,101,560.76

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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.