Home / 27,879,348.74-41,804,664.24-12,513,465.63

Finding the Fourth Proportional to 27,879,348.74, 41,804,664.24 and 12,513,465.63

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Solution

The fourth proportional to 27,879,348.74, 41,804,664.24 and 12,513,465.63 is: 18,763,753.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879,348.74 : 41,804,664.24 = 12,513,465.63 : x
  2. Step 2: Convert to fraction form
    27,879,348.74/41,804,664.24 = 12,513,465.63/x
  3. Step 3: Cross multiply
    27,879,348.74x = 41,804,664.24 × 12,513,465.63
  4. Step 4: Simplify right side
    27,879,348.74x = 523,121,229,152,667.75
  5. Step 5: Solve for x
    x = 523,121,229,152,667.75/27,879,348.74
  6. Step 6: Final answer
    x = 18,763,753.56

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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.