Finding the Fourth Proportional to 19,104,710.63, 28,657,314.99 and 5,458,302.23
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Solution
The fourth proportional to 19,104,710.63, 28,657,314.99 and 5,458,302.23 is: 8,187,524.49
Step by Step Solution
- Step 1: Write the proportion equation
19,104,710.63 : 28,657,314.99 = 5,458,302.23 : x - Step 2: Convert to fraction form
19,104,710.63/28,657,314.99 = 5,458,302.23/x - Step 3: Cross multiply
19,104,710.63x = 28,657,314.99 × 5,458,302.23 - Step 4: Simplify right side
19,104,710.63x = 156,420,286,172,442.84 - Step 5: Solve for x
x = 156,420,286,172,442.84/19,104,710.63 - Step 6: Final answer
x = 8,187,524.49
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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.