Finding the Fourth Proportional to 5,322,283.42, 7,346,063.20 and 3,031,794.58
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Solution
The fourth proportional to 5,322,283.42, 7,346,063.20 and 3,031,794.58 is: 4,184,623.94
Step by Step Solution
- Step 1: Write the proportion equation
5,322,283.42 : 7,346,063.20 = 3,031,794.58 : x - Step 2: Convert to fraction form
5,322,283.42/7,346,063.20 = 3,031,794.58/x - Step 3: Cross multiply
5,322,283.42x = 7,346,063.20 × 3,031,794.58 - Step 4: Simplify right side
5,322,283.42x = 22,271,754,594,097.46 - Step 5: Solve for x
x = 22,271,754,594,097.46/5,322,283.42 - Step 6: Final answer
x = 4,184,623.94
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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.