Home / 18,286,969.20-25,235,047.80-10,444,941.60

Finding the Fourth Proportional to 18,286,969.20, 25,235,047.80 and 10,444,941.60

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Solution

The fourth proportional to 18,286,969.20, 25,235,047.80 and 10,444,941.60 is: 14,413,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286,969.20 : 25,235,047.80 = 10,444,941.60 : x
  2. Step 2: Convert to fraction form
    18,286,969.20/25,235,047.80 = 10,444,941.60/x
  3. Step 3: Cross multiply
    18,286,969.20x = 25,235,047.80 × 10,444,941.60
  4. Step 4: Simplify right side
    18,286,969.20x = 263,578,600,544,208.47
  5. Step 5: Solve for x
    x = 263,578,600,544,208.47/18,286,969.20
  6. Step 6: Final answer
    x = 14,413,465.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.