Finding the Fourth Proportional to 81,563,247.42, 112,560,472.71 and 44,897,230.14
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Solution
The fourth proportional to 81,563,247.42, 112,560,472.71 and 44,897,230.14 is: 61,959,934.26
Step by Step Solution
- Step 1: Write the proportion equation
81,563,247.42 : 112,560,472.71 = 44,897,230.14 : x - Step 2: Convert to fraction form
81,563,247.42/112,560,472.71 = 44,897,230.14/x - Step 3: Cross multiply
81,563,247.42x = 112,560,472.71 × 44,897,230.14 - Step 4: Simplify right side
81,563,247.42x = 5,053,653,447,928,059 - Step 5: Solve for x
x = 5,053,653,447,928,059/81,563,247.42 - Step 6: Final answer
x = 61,959,934.26
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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.