Home / 21,668,008.34-29,903,743.22-11,880,344.22

Finding the Fourth Proportional to 21,668,008.34, 29,903,743.22 and 11,880,344.22

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Solution

The fourth proportional to 21,668,008.34, 29,903,743.22 and 11,880,344.22 is: 16,395,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,008.34 : 29,903,743.22 = 11,880,344.22 : x
  2. Step 2: Convert to fraction form
    21,668,008.34/29,903,743.22 = 11,880,344.22/x
  3. Step 3: Cross multiply
    21,668,008.34x = 29,903,743.22 × 11,880,344.22
  4. Step 4: Simplify right side
    21,668,008.34x = 355,266,762,860,689.50
  5. Step 5: Solve for x
    x = 355,266,762,860,689.50/21,668,008.34
  6. Step 6: Final answer
    x = 16,395,912.23

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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.