Finding the Fourth Proportional to 5,370,464.13, 7,411,871.58 and 3,016,048.81
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Solution
The fourth proportional to 5,370,464.13, 7,411,871.58 and 3,016,048.81 is: 4,162,501.77
Step by Step Solution
- Step 1: Write the proportion equation
5,370,464.13 : 7,411,871.58 = 3,016,048.81 : x - Step 2: Convert to fraction form
5,370,464.13/7,411,871.58 = 3,016,048.81/x - Step 3: Cross multiply
5,370,464.13x = 7,411,871.58 × 3,016,048.81 - Step 4: Simplify right side
5,370,464.13x = 22,354,566,438,668.13 - Step 5: Solve for x
x = 22,354,566,438,668.13/5,370,464.13 - Step 6: Final answer
x = 4,162,501.77
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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.