Finding the Fourth Proportional to 15,205,871.21, 22,808,883.96 and 3,846,330.77
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Solution
The fourth proportional to 15,205,871.21, 22,808,883.96 and 3,846,330.77 is: 5,769,515.66
Step by Step Solution
- Step 1: Write the proportion equation
15,205,871.21 : 22,808,883.96 = 3,846,330.77 : x - Step 2: Convert to fraction form
15,205,871.21/22,808,883.96 = 3,846,330.77/x - Step 3: Cross multiply
15,205,871.21x = 22,808,883.96 × 3,846,330.77 - Step 4: Simplify right side
15,205,871.21x = 87,730,512,090,663.03 - Step 5: Solve for x
x = 87,730,512,090,663.03/15,205,871.21 - Step 6: Final answer
x = 5,769,515.66
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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.