Finding the Fourth Proportional to 9,960,326.09, 13,744,887.11 and 5,549,823.84
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Solution
The fourth proportional to 9,960,326.09, 13,744,887.11 and 5,549,823.84 is: 7,658,554.70
Step by Step Solution
- Step 1: Write the proportion equation
9,960,326.09 : 13,744,887.11 = 5,549,823.84 : x - Step 2: Convert to fraction form
9,960,326.09/13,744,887.11 = 5,549,823.84/x - Step 3: Cross multiply
9,960,326.09x = 13,744,887.11 × 5,549,823.84 - Step 4: Simplify right side
9,960,326.09x = 76,281,702,123,517.94 - Step 5: Solve for x
x = 76,281,702,123,517.94/9,960,326.09 - Step 6: Final answer
x = 7,658,554.70
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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.