Home / 25,245,675.20-37,843,629.60-12,455,710.40

Finding the Fourth Proportional to 25,245,675.20, 37,843,629.60 and 12,455,710.40

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Solution

The fourth proportional to 25,245,675.20, 37,843,629.60 and 12,455,710.40 is: 18,671,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,245,675.20 : 37,843,629.60 = 12,455,710.40 : x
  2. Step 2: Convert to fraction form
    25,245,675.20/37,843,629.60 = 12,455,710.40/x
  3. Step 3: Cross multiply
    25,245,675.20x = 37,843,629.60 × 12,455,710.40
  4. Step 4: Simplify right side
    25,245,675.20x = 471,369,290,782,467.88
  5. Step 5: Solve for x
    x = 471,369,290,782,467.88/25,245,675.20
  6. Step 6: Final answer
    x = 18,671,288.73

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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.