Finding the Fourth Proportional to 16,065,485.42, 22,133,371.92 and 11,099,169.14
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Solution
The fourth proportional to 16,065,485.42, 22,133,371.92 and 11,099,169.14 is: 15,291,292.62
Step by Step Solution
- Step 1: Write the proportion equation
16,065,485.42 : 22,133,371.92 = 11,099,169.14 : x - Step 2: Convert to fraction form
16,065,485.42/22,133,371.92 = 11,099,169.14/x - Step 3: Cross multiply
16,065,485.42x = 22,133,371.92 × 11,099,169.14 - Step 4: Simplify right side
16,065,485.42x = 245,662,038,578,606.59 - Step 5: Solve for x
x = 245,662,038,578,606.59/16,065,485.42 - Step 6: Final answer
x = 15,291,292.62
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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.