Finding the Fourth Proportional to 16,511,220.63, 22,784,716.40 and 9,169,519.95
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Solution
The fourth proportional to 16,511,220.63, 22,784,716.40 and 9,169,519.95 is: 12,653,510.98
Step by Step Solution
- Step 1: Write the proportion equation
16,511,220.63 : 22,784,716.40 = 9,169,519.95 : x - Step 2: Convert to fraction form
16,511,220.63/22,784,716.40 = 9,169,519.95/x - Step 3: Cross multiply
16,511,220.63x = 22,784,716.40 × 9,169,519.95 - Step 4: Simplify right side
16,511,220.63x = 208,924,911,539,044.56 - Step 5: Solve for x
x = 208,924,911,539,044.56/16,511,220.63 - Step 6: Final answer
x = 12,653,510.98
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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.