Home / 9,979,040.70-14,968,561.05-8,969,302.80

Finding the Fourth Proportional to 9,979,040.70, 14,968,561.05 and 8,969,302.80

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Solution

The fourth proportional to 9,979,040.70, 14,968,561.05 and 8,969,302.80 is: 13,453,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,040.70 : 14,968,561.05 = 8,969,302.80 : x
  2. Step 2: Convert to fraction form
    9,979,040.70/14,968,561.05 = 8,969,302.80/x
  3. Step 3: Cross multiply
    9,979,040.70x = 14,968,561.05 × 8,969,302.80
  4. Step 4: Simplify right side
    9,979,040.70x = 134,257,556,537,735.95
  5. Step 5: Solve for x
    x = 134,257,556,537,735.95/9,979,040.70
  6. Step 6: Final answer
    x = 13,453,954.20

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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.