Home / 29,211,553.63-43,821,316.05-12,168,240.76

Finding the Fourth Proportional to 29,211,553.63, 43,821,316.05 and 12,168,240.76

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Solution

The fourth proportional to 29,211,553.63, 43,821,316.05 and 12,168,240.76 is: 18,254,021.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211,553.63 : 43,821,316.05 = 12,168,240.76 : x
  2. Step 2: Convert to fraction form
    29,211,553.63/43,821,316.05 = 12,168,240.76/x
  3. Step 3: Cross multiply
    29,211,553.63x = 43,821,316.05 × 12,168,240.76
  4. Step 4: Simplify right side
    29,211,553.63x = 533,228,324,116,452.12
  5. Step 5: Solve for x
    x = 533,228,324,116,452.12/29,211,553.63
  6. Step 6: Final answer
    x = 18,254,021.37

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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.