Home / 31,133,268.08-46,659,395.12-12,667,693.43

Finding the Fourth Proportional to 31,133,268.08, 46,659,395.12 and 12,667,693.43

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Solution

The fourth proportional to 31,133,268.08, 46,659,395.12 and 12,667,693.43 is: 18,985,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,268.08 : 46,659,395.12 = 12,667,693.43 : x
  2. Step 2: Convert to fraction form
    31,133,268.08/46,659,395.12 = 12,667,693.43/x
  3. Step 3: Cross multiply
    31,133,268.08x = 46,659,395.12 × 12,667,693.43
  4. Step 4: Simplify right side
    31,133,268.08x = 591,066,912,800,249
  5. Step 5: Solve for x
    x = 591,066,912,800,249/31,133,268.08
  6. Step 6: Final answer
    x = 18,985,058.40

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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.