Home / 14,948,263.92-20,628,603.42-8,072,745.30

Finding the Fourth Proportional to 14,948,263.92, 20,628,603.42 and 8,072,745.30

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Solution

The fourth proportional to 14,948,263.92, 20,628,603.42 and 8,072,745.30 is: 11,140,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948,263.92 : 20,628,603.42 = 8,072,745.30 : x
  2. Step 2: Convert to fraction form
    14,948,263.92/20,628,603.42 = 8,072,745.30/x
  3. Step 3: Cross multiply
    14,948,263.92x = 20,628,603.42 × 8,072,745.30
  4. Step 4: Simplify right side
    14,948,263.92x = 166,529,461,304,368.94
  5. Step 5: Solve for x
    x = 166,529,461,304,368.94/14,948,263.92
  6. Step 6: Final answer
    x = 11,140,388.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.