Finding the Fourth Proportional to 61,007,543.36, 91,511,237.76 and 15,569,338.88
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Solution
The fourth proportional to 61,007,543.36, 91,511,237.76 and 15,569,338.88 is: 23,353,988.60
Step by Step Solution
- Step 1: Write the proportion equation
61,007,543.36 : 91,511,237.76 = 15,569,338.88 : x - Step 2: Convert to fraction form
61,007,543.36/91,511,237.76 = 15,569,338.88/x - Step 3: Cross multiply
61,007,543.36x = 91,511,237.76 × 15,569,338.88 - Step 4: Simplify right side
61,007,543.36x = 1,424,769,472,013,692.25 - Step 5: Solve for x
x = 1,424,769,472,013,692.25/61,007,543.36 - Step 6: Final answer
x = 23,353,988.60
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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.