Finding the Fourth Proportional to 19,389,668.03, 29,084,252.91 and 6,441,772.38
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Solution
The fourth proportional to 19,389,668.03, 29,084,252.91 and 6,441,772.38 is: 9,662,575.80
Step by Step Solution
- Step 1: Write the proportion equation
19,389,668.03 : 29,084,252.91 = 6,441,772.38 : x - Step 2: Convert to fraction form
19,389,668.03/29,084,252.91 = 6,441,772.38/x - Step 3: Cross multiply
19,389,668.03x = 29,084,252.91 × 6,441,772.38 - Step 4: Simplify right side
19,389,668.03x = 187,354,137,088,572.62 - Step 5: Solve for x
x = 187,354,137,088,572.62/19,389,668.03 - Step 6: Final answer
x = 9,662,575.80
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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.