Home / 30,395,900.40-41,945,082.72-16,644,627.60

Finding the Fourth Proportional to 30,395,900.40, 41,945,082.72 and 16,644,627.60

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Solution

The fourth proportional to 30,395,900.40, 41,945,082.72 and 16,644,627.60 is: 22,968,896.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,395,900.40 : 41,945,082.72 = 16,644,627.60 : x
  2. Step 2: Convert to fraction form
    30,395,900.40/41,945,082.72 = 16,644,627.60/x
  3. Step 3: Cross multiply
    30,395,900.40x = 41,945,082.72 × 16,644,627.60
  4. Step 4: Simplify right side
    30,395,900.40x = 698,160,281,525,595
  5. Step 5: Solve for x
    x = 698,160,281,525,595/30,395,900.40
  6. Step 6: Final answer
    x = 22,968,896.21

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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.