Finding the Fourth Proportional to 19,839,433.62, 29,701,339.80 and 14,744,423.46
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Solution
The fourth proportional to 19,839,433.62, 29,701,339.80 and 14,744,423.46 is: 22,073,671.04
Step by Step Solution
- Step 1: Write the proportion equation
19,839,433.62 : 29,701,339.80 = 14,744,423.46 : x - Step 2: Convert to fraction form
19,839,433.62/29,701,339.80 = 14,744,423.46/x - Step 3: Cross multiply
19,839,433.62x = 29,701,339.80 × 14,744,423.46 - Step 4: Simplify right side
19,839,433.62x = 437,929,131,340,551.75 - Step 5: Solve for x
x = 437,929,131,340,551.75/19,839,433.62 - Step 6: Final answer
x = 22,073,671.04
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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.