Finding the Fourth Proportional to 5,817,849.84, 8,028,468.07 and 3,168,637.11
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Solution
The fourth proportional to 5,817,849.84, 8,028,468.07 and 3,168,637.11 is: 4,372,629.50
Step by Step Solution
- Step 1: Write the proportion equation
5,817,849.84 : 8,028,468.07 = 3,168,637.11 : x - Step 2: Convert to fraction form
5,817,849.84/8,028,468.07 = 3,168,637.11/x - Step 3: Cross multiply
5,817,849.84x = 8,028,468.07 × 3,168,637.11 - Step 4: Simplify right side
5,817,849.84x = 25,439,301,863,052.08 - Step 5: Solve for x
x = 25,439,301,863,052.08/5,817,849.84 - Step 6: Final answer
x = 4,372,629.50
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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.