Finding the Fourth Proportional to 11,122,345.68, 15,348,159.87 and 6,160,492.89
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Solution
The fourth proportional to 11,122,345.68, 15,348,159.87 and 6,160,492.89 is: 8,501,105.12
Step by Step Solution
- Step 1: Write the proportion equation
11,122,345.68 : 15,348,159.87 = 6,160,492.89 : x - Step 2: Convert to fraction form
11,122,345.68/15,348,159.87 = 6,160,492.89/x - Step 3: Cross multiply
11,122,345.68x = 15,348,159.87 × 6,160,492.89 - Step 4: Simplify right side
11,122,345.68x = 94,552,229,753,718.31 - Step 5: Solve for x
x = 94,552,229,753,718.31/11,122,345.68 - Step 6: Final answer
x = 8,501,105.12
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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.