Finding the Fourth Proportional to 22,476,515.98, 31,017,591.03 and 12,163,239.35
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Solution
The fourth proportional to 22,476,515.98, 31,017,591.03 and 12,163,239.35 is: 16,785,269.76
Step by Step Solution
- Step 1: Write the proportion equation
22,476,515.98 : 31,017,591.03 = 12,163,239.35 : x - Step 2: Convert to fraction form
22,476,515.98/31,017,591.03 = 12,163,239.35/x - Step 3: Cross multiply
22,476,515.98x = 31,017,591.03 × 12,163,239.35 - Step 4: Simplify right side
22,476,515.98x = 377,274,383,881,459.12 - Step 5: Solve for x
x = 377,274,383,881,459.12/22,476,515.98 - Step 6: Final answer
x = 16,785,269.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.