Home / 30,375,636.24-41,918,489.10-16,436,991.46

Finding the Fourth Proportional to 30,375,636.24, 41,918,489.10 and 16,436,991.46

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Solution

The fourth proportional to 30,375,636.24, 41,918,489.10 and 16,436,991.46 is: 22,683,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375,636.24 : 41,918,489.10 = 16,436,991.46 : x
  2. Step 2: Convert to fraction form
    30,375,636.24/41,918,489.10 = 16,436,991.46/x
  3. Step 3: Cross multiply
    30,375,636.24x = 41,918,489.10 × 16,436,991.46
  4. Step 4: Simplify right side
    30,375,636.24x = 689,013,847,352,803.12
  5. Step 5: Solve for x
    x = 689,013,847,352,803.12/30,375,636.24
  6. Step 6: Final answer
    x = 22,683,108.33

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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.