Home / 6,139,588.50-8,475,954-3,692,745.78

Finding the Fourth Proportional to 6,139,588.50, 8,475,954 and 3,692,745.78

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Solution

The fourth proportional to 6,139,588.50, 8,475,954 and 3,692,745.78 is: 5,097,987.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,588.50 : 8,475,954 = 3,692,745.78 : x
  2. Step 2: Convert to fraction form
    6,139,588.50/8,475,954 = 3,692,745.78/x
  3. Step 3: Cross multiply
    6,139,588.50x = 8,475,954 × 3,692,745.78
  4. Step 4: Simplify right side
    6,139,588.50x = 31,299,543,364,974.12
  5. Step 5: Solve for x
    x = 31,299,543,364,974.12/6,139,588.50
  6. Step 6: Final answer
    x = 5,097,987.16

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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.