Finding the Fourth Proportional to 11,484,363.91, 15,848,781.08 and 6,590,481.21
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Solution
The fourth proportional to 11,484,363.91, 15,848,781.08 and 6,590,481.21 is: 9,095,070.02
Step by Step Solution
- Step 1: Write the proportion equation
11,484,363.91 : 15,848,781.08 = 6,590,481.21 : x - Step 2: Convert to fraction form
11,484,363.91/15,848,781.08 = 6,590,481.21/x - Step 3: Cross multiply
11,484,363.91x = 15,848,781.08 × 6,590,481.21 - Step 4: Simplify right side
11,484,363.91x = 104,451,093,909,143.50 - Step 5: Solve for x
x = 104,451,093,909,143.50/11,484,363.91 - Step 6: Final answer
x = 9,095,070.02
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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.