Finding the Fourth Proportional to 9,841,590.66, 13,581,403.57 and 5,490,677.63
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Solution
The fourth proportional to 9,841,590.66, 13,581,403.57 and 5,490,677.63 is: 7,577,139.85
Step by Step Solution
- Step 1: Write the proportion equation
9,841,590.66 : 13,581,403.57 = 5,490,677.63 : x - Step 2: Convert to fraction form
9,841,590.66/13,581,403.57 = 5,490,677.63/x - Step 3: Cross multiply
9,841,590.66x = 13,581,403.57 × 5,490,677.63 - Step 4: Simplify right side
9,841,590.66x = 74,571,108,738,347.75 - Step 5: Solve for x
x = 74,571,108,738,347.75/9,841,590.66 - Step 6: Final answer
x = 7,577,139.85
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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.