Home / 10,940,028.80-16,424,817.60-6,395,734.40

Finding the Fourth Proportional to 10,940,028.80, 16,424,817.60 and 6,395,734.40

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Solution

The fourth proportional to 10,940,028.80, 16,424,817.60 and 6,395,734.40 is: 9,602,238.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940,028.80 : 16,424,817.60 = 6,395,734.40 : x
  2. Step 2: Convert to fraction form
    10,940,028.80/16,424,817.60 = 6,395,734.40/x
  3. Step 3: Cross multiply
    10,940,028.80x = 16,424,817.60 × 6,395,734.40
  4. Step 4: Simplify right side
    10,940,028.80x = 105,048,770,938,045.44
  5. Step 5: Solve for x
    x = 105,048,770,938,045.44/10,940,028.80
  6. Step 6: Final answer
    x = 9,602,238.98

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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.