Home / 47,370,376.80-71,000,452.80-21,813,969.60

Finding the Fourth Proportional to 47,370,376.80, 71,000,452.80 and 21,813,969.60

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Solution

The fourth proportional to 47,370,376.80, 71,000,452.80 and 21,813,969.60 is: 32,695,575.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,370,376.80 : 71,000,452.80 = 21,813,969.60 : x
  2. Step 2: Convert to fraction form
    47,370,376.80/71,000,452.80 = 21,813,969.60/x
  3. Step 3: Cross multiply
    47,370,376.80x = 71,000,452.80 × 21,813,969.60
  4. Step 4: Simplify right side
    47,370,376.80x = 1,548,801,718,965,435
  5. Step 5: Solve for x
    x = 1,548,801,718,965,435/47,370,376.80
  6. Step 6: Final answer
    x = 32,695,575.24

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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.