Finding the Fourth Proportional to 19,048,603.98, 26,289,254.20 and 10,678,234.50
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Solution
The fourth proportional to 19,048,603.98, 26,289,254.20 and 10,678,234.50 is: 14,737,186.07
Step by Step Solution
- Step 1: Write the proportion equation
19,048,603.98 : 26,289,254.20 = 10,678,234.50 : x - Step 2: Convert to fraction form
19,048,603.98/26,289,254.20 = 10,678,234.50/x - Step 3: Cross multiply
19,048,603.98x = 26,289,254.20 × 10,678,234.50 - Step 4: Simplify right side
19,048,603.98x = 280,722,821,177,709.91 - Step 5: Solve for x
x = 280,722,821,177,709.91/19,048,603.98 - Step 6: Final answer
x = 14,737,186.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.