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Finding the Fourth Proportional to 27,131,060.40, 40,696,590.60 and 23,477,895.60

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Solution

The fourth proportional to 27,131,060.40, 40,696,590.60 and 23,477,895.60 is: 35,216,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,131,060.40 : 40,696,590.60 = 23,477,895.60 : x
  2. Step 2: Convert to fraction form
    27,131,060.40/40,696,590.60 = 23,477,895.60/x
  3. Step 3: Cross multiply
    27,131,060.40x = 40,696,590.60 × 23,477,895.60
  4. Step 4: Simplify right side
    27,131,060.40x = 955,470,305,382,741.50
  5. Step 5: Solve for x
    x = 955,470,305,382,741.50/27,131,060.40
  6. Step 6: Final answer
    x = 35,216,843.40

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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.