Finding the Fourth Proportional to 51,382,409.24, 70,907,648.85 and 27,860,903.24
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Solution
The fourth proportional to 51,382,409.24, 70,907,648.85 and 27,860,903.24 is: 38,448,005.31
Step by Step Solution
- Step 1: Write the proportion equation
51,382,409.24 : 70,907,648.85 = 27,860,903.24 : x - Step 2: Convert to fraction form
51,382,409.24/70,907,648.85 = 27,860,903.24/x - Step 3: Cross multiply
51,382,409.24x = 70,907,648.85 × 27,860,903.24 - Step 4: Simplify right side
51,382,409.24x = 1,975,551,143,231,208.75 - Step 5: Solve for x
x = 1,975,551,143,231,208.75/51,382,409.24 - Step 6: Final answer
x = 38,448,005.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.