Finding the Fourth Proportional to 10,211,226.39, 14,091,992.32 and 5,742,188.26
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Solution
The fourth proportional to 10,211,226.39, 14,091,992.32 and 5,742,188.26 is: 7,924,500.91
Step by Step Solution
- Step 1: Write the proportion equation
10,211,226.39 : 14,091,992.32 = 5,742,188.26 : x - Step 2: Convert to fraction form
10,211,226.39/14,091,992.32 = 5,742,188.26/x - Step 3: Cross multiply
10,211,226.39x = 14,091,992.32 × 5,742,188.26 - Step 4: Simplify right side
10,211,226.39x = 80,918,872,859,914.16 - Step 5: Solve for x
x = 80,918,872,859,914.16/10,211,226.39 - Step 6: Final answer
x = 7,924,500.91
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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.