Home / 33,218,906.40-49,828,359.60-31,093,142.40

Finding the Fourth Proportional to 33,218,906.40, 49,828,359.60 and 31,093,142.40

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Solution

The fourth proportional to 33,218,906.40, 49,828,359.60 and 31,093,142.40 is: 46,639,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218,906.40 : 49,828,359.60 = 31,093,142.40 : x
  2. Step 2: Convert to fraction form
    33,218,906.40/49,828,359.60 = 31,093,142.40/x
  3. Step 3: Cross multiply
    33,218,906.40x = 49,828,359.60 × 31,093,142.40
  4. Step 4: Simplify right side
    33,218,906.40x = 1,549,320,280,601,207
  5. Step 5: Solve for x
    x = 1,549,320,280,601,207/33,218,906.40
  6. Step 6: Final answer
    x = 46,639,713.60

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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.