Finding the Fourth Proportional to 19,716,472.82, 29,548,272.48 and 15,344,890.44
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Solution
The fourth proportional to 19,716,472.82, 29,548,272.48 and 15,344,890.44 is: 22,996,760.53
Step by Step Solution
- Step 1: Write the proportion equation
19,716,472.82 : 29,548,272.48 = 15,344,890.44 : x - Step 2: Convert to fraction form
19,716,472.82/29,548,272.48 = 15,344,890.44/x - Step 3: Cross multiply
19,716,472.82x = 29,548,272.48 × 15,344,890.44 - Step 4: Simplify right side
19,716,472.82x = 453,415,003,896,867.06 - Step 5: Solve for x
x = 453,415,003,896,867.06/19,716,472.82 - Step 6: Final answer
x = 22,996,760.53
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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.