Finding the Fourth Proportional to 5,615,277.39, 7,749,437.18 and 3,166,995.14
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Solution
The fourth proportional to 5,615,277.39, 7,749,437.18 and 3,166,995.14 is: 4,370,653.16
Step by Step Solution
- Step 1: Write the proportion equation
5,615,277.39 : 7,749,437.18 = 3,166,995.14 : x - Step 2: Convert to fraction form
5,615,277.39/7,749,437.18 = 3,166,995.14/x - Step 3: Cross multiply
5,615,277.39x = 7,749,437.18 × 3,166,995.14 - Step 4: Simplify right side
5,615,277.39x = 24,542,429,886,795.30 - Step 5: Solve for x
x = 24,542,429,886,795.30/5,615,277.39 - Step 6: Final answer
x = 4,370,653.16
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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.