Home / 9,045,745.68-12,483,250.74-4,915,858.80

Finding the Fourth Proportional to 9,045,745.68, 12,483,250.74 and 4,915,858.80

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Solution

The fourth proportional to 9,045,745.68, 12,483,250.74 and 4,915,858.80 is: 6,783,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045,745.68 : 12,483,250.74 = 4,915,858.80 : x
  2. Step 2: Convert to fraction form
    9,045,745.68/12,483,250.74 = 4,915,858.80/x
  3. Step 3: Cross multiply
    9,045,745.68x = 12,483,250.74 × 4,915,858.80
  4. Step 4: Simplify right side
    9,045,745.68x = 61,365,898,002,835.51
  5. Step 5: Solve for x
    x = 61,365,898,002,835.51/9,045,745.68
  6. Step 6: Final answer
    x = 6,783,951.28

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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.