Home / 47,709,763.61-71,498,435.83-21,738,594.84

Finding the Fourth Proportional to 47,709,763.61, 71,498,435.83 and 21,738,594.84

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Solution

The fourth proportional to 47,709,763.61, 71,498,435.83 and 21,738,594.84 is: 32,577,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709,763.61 : 71,498,435.83 = 21,738,594.84 : x
  2. Step 2: Convert to fraction form
    47,709,763.61/71,498,435.83 = 21,738,594.84/x
  3. Step 3: Cross multiply
    47,709,763.61x = 71,498,435.83 × 21,738,594.84
  4. Step 4: Simplify right side
    47,709,763.61x = 1,554,275,528,202,109
  5. Step 5: Solve for x
    x = 1,554,275,528,202,109/47,709,763.61
  6. Step 6: Final answer
    x = 32,577,724.36

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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.