Home / 21,342,915.39-32,014,266.03-5,168,866.23

Finding the Fourth Proportional to 21,342,915.39, 32,014,266.03 and 5,168,866.23

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Solution

The fourth proportional to 21,342,915.39, 32,014,266.03 and 5,168,866.23 is: 7,753,273.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,342,915.39 : 32,014,266.03 = 5,168,866.23 : x
  2. Step 2: Convert to fraction form
    21,342,915.39/32,014,266.03 = 5,168,866.23/x
  3. Step 3: Cross multiply
    21,342,915.39x = 32,014,266.03 × 5,168,866.23
  4. Step 4: Simplify right side
    21,342,915.39x = 165,477,458,560,703.19
  5. Step 5: Solve for x
    x = 165,477,458,560,703.19/21,342,915.39
  6. Step 6: Final answer
    x = 7,753,273.42

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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.