Home / 34,364,128.05-47,423,483.01-20,953,579.37

Finding the Fourth Proportional to 34,364,128.05, 47,423,483.01 and 20,953,579.37

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Solution

The fourth proportional to 34,364,128.05, 47,423,483.01 and 20,953,579.37 is: 28,916,540.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,364,128.05 : 47,423,483.01 = 20,953,579.37 : x
  2. Step 2: Convert to fraction form
    34,364,128.05/47,423,483.01 = 20,953,579.37/x
  3. Step 3: Cross multiply
    34,364,128.05x = 47,423,483.01 × 20,953,579.37
  4. Step 4: Simplify right side
    34,364,128.05x = 993,691,715,014,764
  5. Step 5: Solve for x
    x = 993,691,715,014,764/34,364,128.05
  6. Step 6: Final answer
    x = 28,916,540.92

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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.