Finding the Fourth Proportional to 19,716,354.74, 29,548,096.36 and 15,344,772.80
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Solution
The fourth proportional to 19,716,354.74, 29,548,096.36 and 15,344,772.80 is: 22,996,584.87
Step by Step Solution
- Step 1: Write the proportion equation
19,716,354.74 : 29,548,096.36 = 15,344,772.80 : x - Step 2: Convert to fraction form
19,716,354.74/29,548,096.36 = 15,344,772.80/x - Step 3: Cross multiply
19,716,354.74x = 29,548,096.36 × 15,344,772.80 - Step 4: Simplify right side
19,716,354.74x = 453,408,825,130,604.62 - Step 5: Solve for x
x = 453,408,825,130,604.62/19,716,354.74 - Step 6: Final answer
x = 22,996,584.87
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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.