Finding the Fourth Proportional to 29,553,501.60, 44,330,252.40 and 7,987,494.60
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Solution
The fourth proportional to 29,553,501.60, 44,330,252.40 and 7,987,494.60 is: 11,981,241.90
Step by Step Solution
- Step 1: Write the proportion equation
29,553,501.60 : 44,330,252.40 = 7,987,494.60 : x - Step 2: Convert to fraction form
29,553,501.60/44,330,252.40 = 7,987,494.60/x - Step 3: Cross multiply
29,553,501.60x = 44,330,252.40 × 7,987,494.60 - Step 4: Simplify right side
29,553,501.60x = 354,087,651,661,637 - Step 5: Solve for x
x = 354,087,651,661,637/29,553,501.60 - Step 6: Final answer
x = 11,981,241.90
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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.