Finding the Fourth Proportional to 7,498,612.17, 10,348,068.99 and 4,060,842.57
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Solution
The fourth proportional to 7,498,612.17, 10,348,068.99 and 4,060,842.57 is: 5,603,954.19
Step by Step Solution
- Step 1: Write the proportion equation
7,498,612.17 : 10,348,068.99 = 4,060,842.57 : x - Step 2: Convert to fraction form
7,498,612.17/10,348,068.99 = 4,060,842.57/x - Step 3: Cross multiply
7,498,612.17x = 10,348,068.99 × 4,060,842.57 - Step 4: Simplify right side
7,498,612.17x = 42,021,879,071,888.91 - Step 5: Solve for x
x = 42,021,879,071,888.91/7,498,612.17 - Step 6: Final answer
x = 5,603,954.19
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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.