Finding the Fourth Proportional to 32,130,213.30, 48,201,428.97 and 10,571,029.74
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Solution
The fourth proportional to 32,130,213.30, 48,201,428.97 and 10,571,029.74 is: 15,858,554.51
Step by Step Solution
- Step 1: Write the proportion equation
32,130,213.30 : 48,201,428.97 = 10,571,029.74 : x - Step 2: Convert to fraction form
32,130,213.30/48,201,428.97 = 10,571,029.74/x - Step 3: Cross multiply
32,130,213.30x = 48,201,428.97 × 10,571,029.74 - Step 4: Simplify right side
32,130,213.30x = 509,538,739,152,367.56 - Step 5: Solve for x
x = 509,538,739,152,367.56/32,130,213.30 - Step 6: Final answer
x = 15,858,554.51
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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.