Finding the Fourth Proportional to 16,034,548.72, 22,128,582.36 and 9,512,039.92
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Solution
The fourth proportional to 16,034,548.72, 22,128,582.36 and 9,512,039.92 is: 13,127,152.03
Step by Step Solution
- Step 1: Write the proportion equation
16,034,548.72 : 22,128,582.36 = 9,512,039.92 : x - Step 2: Convert to fraction form
16,034,548.72/22,128,582.36 = 9,512,039.92/x - Step 3: Cross multiply
16,034,548.72x = 22,128,582.36 × 9,512,039.92 - Step 4: Simplify right side
16,034,548.72x = 210,487,958,781,327.81 - Step 5: Solve for x
x = 210,487,958,781,327.81/16,034,548.72 - Step 6: Final answer
x = 13,127,152.03
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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.