Home / 35,290,174.70-48,704,235.85-21,359,196.34

Finding the Fourth Proportional to 35,290,174.70, 48,704,235.85 and 21,359,196.34

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Solution

The fourth proportional to 35,290,174.70, 48,704,235.85 and 21,359,196.34 is: 29,477,987.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,290,174.70 : 48,704,235.85 = 21,359,196.34 : x
  2. Step 2: Convert to fraction form
    35,290,174.70/48,704,235.85 = 21,359,196.34/x
  3. Step 3: Cross multiply
    35,290,174.70x = 48,704,235.85 × 21,359,196.34
  4. Step 4: Simplify right side
    35,290,174.70x = 1,040,283,336,168,571
  5. Step 5: Solve for x
    x = 1,040,283,336,168,571/35,290,174.70
  6. Step 6: Final answer
    x = 29,477,987.71

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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.