Finding the Fourth Proportional to 45,442,603.70, 68,163,905.55 and 14,737,123.70
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Solution
The fourth proportional to 45,442,603.70, 68,163,905.55 and 14,737,123.70 is: 22,105,685.55
Step by Step Solution
- Step 1: Write the proportion equation
45,442,603.70 : 68,163,905.55 = 14,737,123.70 : x - Step 2: Convert to fraction form
45,442,603.70/68,163,905.55 = 14,737,123.70/x - Step 3: Cross multiply
45,442,603.70x = 68,163,905.55 × 14,737,123.70 - Step 4: Simplify right side
45,442,603.70x = 1,004,539,907,965,466.50 - Step 5: Solve for x
x = 1,004,539,907,965,466.50/45,442,603.70 - Step 6: Final answer
x = 22,105,685.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.