Finding the Fourth Proportional to 19,328,488.68, 28,992,907.62 and 5,865,316.68
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Solution
The fourth proportional to 19,328,488.68, 28,992,907.62 and 5,865,316.68 is: 8,798,028.00
Step by Step Solution
- Step 1: Write the proportion equation
19,328,488.68 : 28,992,907.62 = 5,865,316.68 : x - Step 2: Convert to fraction form
19,328,488.68/28,992,907.62 = 5,865,316.68/x - Step 3: Cross multiply
19,328,488.68x = 28,992,907.62 × 5,865,316.68 - Step 4: Simplify right side
19,328,488.68x = 170,052,584,665,285.09 - Step 5: Solve for x
x = 170,052,584,665,285.09/19,328,488.68 - Step 6: Final answer
x = 8,798,028.00
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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.