Finding the Fourth Proportional to 19,544,137.94, 26,970,941.97 and 10,842,310.82
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Solution
The fourth proportional to 19,544,137.94, 26,970,941.97 and 10,842,310.82 is: 14,962,406.47
Step by Step Solution
- Step 1: Write the proportion equation
19,544,137.94 : 26,970,941.97 = 10,842,310.82 : x - Step 2: Convert to fraction form
19,544,137.94/26,970,941.97 = 10,842,310.82/x - Step 3: Cross multiply
19,544,137.94x = 26,970,941.97 × 10,842,310.82 - Step 4: Simplify right side
19,544,137.94x = 292,427,335,946,923.12 - Step 5: Solve for x
x = 292,427,335,946,923.12/19,544,137.94 - Step 6: Final answer
x = 14,962,406.47
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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.