Finding the Fourth Proportional to 8,295,261.12, 12,423,814.56 and 6,922,952.64
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Solution
The fourth proportional to 8,295,261.12, 12,423,814.56 and 6,922,952.64 is: 10,368,507.82
Step by Step Solution
- Step 1: Write the proportion equation
8,295,261.12 : 12,423,814.56 = 6,922,952.64 : x - Step 2: Convert to fraction form
8,295,261.12/12,423,814.56 = 6,922,952.64/x - Step 3: Cross multiply
8,295,261.12x = 12,423,814.56 × 6,922,952.64 - Step 4: Simplify right side
8,295,261.12x = 86,009,479,807,022.44 - Step 5: Solve for x
x = 86,009,479,807,022.44/8,295,261.12 - Step 6: Final answer
x = 10,368,507.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.