Home / 13,825,075.80-20,737,613.70-10,969,728.60

Finding the Fourth Proportional to 13,825,075.80, 20,737,613.70 and 10,969,728.60

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Solution

The fourth proportional to 13,825,075.80, 20,737,613.70 and 10,969,728.60 is: 16,454,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,075.80 : 20,737,613.70 = 10,969,728.60 : x
  2. Step 2: Convert to fraction form
    13,825,075.80/20,737,613.70 = 10,969,728.60/x
  3. Step 3: Cross multiply
    13,825,075.80x = 20,737,613.70 × 10,969,728.60
  4. Step 4: Simplify right side
    13,825,075.80x = 227,485,994,100,641.81
  5. Step 5: Solve for x
    x = 227,485,994,100,641.81/13,825,075.80
  6. Step 6: Final answer
    x = 16,454,592.90

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1.5x scale

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.