Finding the Fourth Proportional to 11,210,841.16, 15,470,960.64 and 6,054,202.56
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Solution
The fourth proportional to 11,210,841.16, 15,470,960.64 and 6,054,202.56 is: 8,354,799.45
Step by Step Solution
- Step 1: Write the proportion equation
11,210,841.16 : 15,470,960.64 = 6,054,202.56 : x - Step 2: Convert to fraction form
11,210,841.16/15,470,960.64 = 6,054,202.56/x - Step 3: Cross multiply
11,210,841.16x = 15,470,960.64 × 6,054,202.56 - Step 4: Simplify right side
11,210,841.16x = 93,664,329,512,347.23 - Step 5: Solve for x
x = 93,664,329,512,347.23/11,210,841.16 - Step 6: Final answer
x = 8,354,799.45
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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.