Home / 15,902,573.40-23,853,860.10-13,439,136.60

Finding the Fourth Proportional to 15,902,573.40, 23,853,860.10 and 13,439,136.60

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Solution

The fourth proportional to 15,902,573.40, 23,853,860.10 and 13,439,136.60 is: 20,158,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,902,573.40 : 23,853,860.10 = 13,439,136.60 : x
  2. Step 2: Convert to fraction form
    15,902,573.40/23,853,860.10 = 13,439,136.60/x
  3. Step 3: Cross multiply
    15,902,573.40x = 23,853,860.10 × 13,439,136.60
  4. Step 4: Simplify right side
    15,902,573.40x = 320,575,284,321,189.69
  5. Step 5: Solve for x
    x = 320,575,284,321,189.69/15,902,573.40
  6. Step 6: Final answer
    x = 20,158,704.90

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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.