Finding the Fourth Proportional to 12,753,843.42, 17,600,158.47 and 6,952,497.18
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Solution
The fourth proportional to 12,753,843.42, 17,600,158.47 and 6,952,497.18 is: 9,594,366.82
Step by Step Solution
- Step 1: Write the proportion equation
12,753,843.42 : 17,600,158.47 = 6,952,497.18 : x - Step 2: Convert to fraction form
12,753,843.42/17,600,158.47 = 6,952,497.18/x - Step 3: Cross multiply
12,753,843.42x = 17,600,158.47 × 6,952,497.18 - Step 4: Simplify right side
12,753,843.42x = 122,365,052,130,228.09 - Step 5: Solve for x
x = 122,365,052,130,228.09/12,753,843.42 - Step 6: Final answer
x = 9,594,366.82
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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.