Home / 20,337,549.90-30,494,031.81-8,192,829.03

Finding the Fourth Proportional to 20,337,549.90, 30,494,031.81 and 8,192,829.03

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Solution

The fourth proportional to 20,337,549.90, 30,494,031.81 and 8,192,829.03 is: 12,284,291.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,337,549.90 : 30,494,031.81 = 8,192,829.03 : x
  2. Step 2: Convert to fraction form
    20,337,549.90/30,494,031.81 = 8,192,829.03/x
  3. Step 3: Cross multiply
    20,337,549.90x = 30,494,031.81 × 8,192,829.03
  4. Step 4: Simplify right side
    20,337,549.90x = 249,832,389,054,711.44
  5. Step 5: Solve for x
    x = 249,832,389,054,711.44/20,337,549.90
  6. Step 6: Final answer
    x = 12,284,291.39

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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.