Finding the Fourth Proportional to 19,592,466.80, 29,388,700.20 and 14,553,618.80
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Solution
The fourth proportional to 19,592,466.80, 29,388,700.20 and 14,553,618.80 is: 21,830,428.20
Step by Step Solution
- Step 1: Write the proportion equation
19,592,466.80 : 29,388,700.20 = 14,553,618.80 : x - Step 2: Convert to fraction form
19,592,466.80/29,388,700.20 = 14,553,618.80/x - Step 3: Cross multiply
19,592,466.80x = 29,388,700.20 × 14,553,618.80 - Step 4: Simplify right side
19,592,466.80x = 427,711,939,738,283.75 - Step 5: Solve for x
x = 427,711,939,738,283.75/19,592,466.80 - Step 6: Final answer
x = 21,830,428.20
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1.5x scale
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.