Home / 34,209,629.52-47,171,458.72-21,800,065

Finding the Fourth Proportional to 34,209,629.52, 47,171,458.72 and 21,800,065

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Solution

The fourth proportional to 34,209,629.52, 47,171,458.72 and 21,800,065 is: 30,059,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,209,629.52 : 47,171,458.72 = 21,800,065 : x
  2. Step 2: Convert to fraction form
    34,209,629.52/47,171,458.72 = 21,800,065/x
  3. Step 3: Cross multiply
    34,209,629.52x = 47,171,458.72 × 21,800,065
  4. Step 4: Simplify right side
    34,209,629.52x = 1,028,340,866,240,816.75
  5. Step 5: Solve for x
    x = 1,028,340,866,240,816.75/34,209,629.52
  6. Step 6: Final answer
    x = 30,059,982.54

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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.