Finding the Fourth Proportional to 32,777,220.84, 45,232,343.64 and 17,892,484.80
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Solution
The fourth proportional to 32,777,220.84, 45,232,343.64 and 17,892,484.80 is: 24,691,508.32
Step by Step Solution
- Step 1: Write the proportion equation
32,777,220.84 : 45,232,343.64 = 17,892,484.80 : x - Step 2: Convert to fraction form
32,777,220.84/45,232,343.64 = 17,892,484.80/x - Step 3: Cross multiply
32,777,220.84x = 45,232,343.64 × 17,892,484.80 - Step 4: Simplify right side
32,777,220.84x = 809,319,021,047,076.75 - Step 5: Solve for x
x = 809,319,021,047,076.75/32,777,220.84 - Step 6: Final answer
x = 24,691,508.32
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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.