Home / 25,562,406.20-38,367,228.90-12,792,075.80

Finding the Fourth Proportional to 25,562,406.20, 38,367,228.90 and 12,792,075.80

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Solution

The fourth proportional to 25,562,406.20, 38,367,228.90 and 12,792,075.80 is: 19,199,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562,406.20 : 38,367,228.90 = 12,792,075.80 : x
  2. Step 2: Convert to fraction form
    25,562,406.20/38,367,228.90 = 12,792,075.80/x
  3. Step 3: Cross multiply
    25,562,406.20x = 38,367,228.90 × 12,792,075.80
  4. Step 4: Simplify right side
    25,562,406.20x = 490,796,500,324,750.62
  5. Step 5: Solve for x
    x = 490,796,500,324,750.62/25,562,406.20
  6. Step 6: Final answer
    x = 19,199,933.55

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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.