Finding the Fourth Proportional to 7,755,449.36, 11,638,488.08 and 2,706,759.92
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Solution
The fourth proportional to 7,755,449.36, 11,638,488.08 and 2,706,759.92 is: 4,061,994.55
Step by Step Solution
- Step 1: Write the proportion equation
7,755,449.36 : 11,638,488.08 = 2,706,759.92 : x - Step 2: Convert to fraction form
7,755,449.36/11,638,488.08 = 2,706,759.92/x - Step 3: Cross multiply
7,755,449.36x = 11,638,488.08 × 2,706,759.92 - Step 4: Simplify right side
7,755,449.36x = 31,502,593,064,341.75 - Step 5: Solve for x
x = 31,502,593,064,341.75/7,755,449.36 - Step 6: Final answer
x = 4,061,994.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.