Finding the Fourth Proportional to 34,563,612.98, 47,699,234.98 and 19,879,283.36
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Solution
The fourth proportional to 34,563,612.98, 47,699,234.98 and 19,879,283.36 is: 27,434,244.47
Step by Step Solution
- Step 1: Write the proportion equation
34,563,612.98 : 47,699,234.98 = 19,879,283.36 : x - Step 2: Convert to fraction form
34,563,612.98/47,699,234.98 = 19,879,283.36/x - Step 3: Cross multiply
34,563,612.98x = 47,699,234.98 × 19,879,283.36 - Step 4: Simplify right side
34,563,612.98x = 948,226,608,222,643.88 - Step 5: Solve for x
x = 948,226,608,222,643.88/34,563,612.98 - Step 6: Final answer
x = 27,434,244.47
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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.