Home / 27,783,945.40-41,594,817.30-19,821,321.40

Finding the Fourth Proportional to 27,783,945.40, 41,594,817.30 and 19,821,321.40

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Solution

The fourth proportional to 27,783,945.40, 41,594,817.30 and 19,821,321.40 is: 29,674,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,783,945.40 : 41,594,817.30 = 19,821,321.40 : x
  2. Step 2: Convert to fraction form
    27,783,945.40/41,594,817.30 = 19,821,321.40/x
  3. Step 3: Cross multiply
    27,783,945.40x = 41,594,817.30 × 19,821,321.40
  4. Step 4: Simplify right side
    27,783,945.40x = 824,464,242,277,580.12
  5. Step 5: Solve for x
    x = 824,464,242,277,580.12/27,783,945.40
  6. Step 6: Final answer
    x = 29,674,124.05

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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.