Home / 18,637,525.83-27,946,933.69-10,858,957.92

Finding the Fourth Proportional to 18,637,525.83, 27,946,933.69 and 10,858,957.92

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Solution

The fourth proportional to 18,637,525.83, 27,946,933.69 and 10,858,957.92 is: 16,282,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,637,525.83 : 27,946,933.69 = 10,858,957.92 : x
  2. Step 2: Convert to fraction form
    18,637,525.83/27,946,933.69 = 10,858,957.92/x
  3. Step 3: Cross multiply
    18,637,525.83x = 27,946,933.69 × 10,858,957.92
  4. Step 4: Simplify right side
    18,637,525.83x = 303,474,576,932,740.31
  5. Step 5: Solve for x
    x = 303,474,576,932,740.31/18,637,525.83
  6. Step 6: Final answer
    x = 16,282,986.26

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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.