Home / 12,483,716.80-18,713,133.60-5,740,369.60

Finding the Fourth Proportional to 12,483,716.80, 18,713,133.60 and 5,740,369.60

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Solution

The fourth proportional to 12,483,716.80, 18,713,133.60 and 5,740,369.60 is: 8,604,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,716.80 : 18,713,133.60 = 5,740,369.60 : x
  2. Step 2: Convert to fraction form
    12,483,716.80/18,713,133.60 = 5,740,369.60/x
  3. Step 3: Cross multiply
    12,483,716.80x = 18,713,133.60 × 5,740,369.60
  4. Step 4: Simplify right side
    12,483,716.80x = 107,420,303,238,178.56
  5. Step 5: Solve for x
    x = 107,420,303,238,178.56/12,483,716.80
  6. Step 6: Final answer
    x = 8,604,833.40

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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.