Finding the Fourth Proportional to 28,929,483.24, 43,394,468.12 and 7,364,088.60
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Solution
The fourth proportional to 28,929,483.24, 43,394,468.12 and 7,364,088.60 is: 11,046,194.82
Step by Step Solution
- Step 1: Write the proportion equation
28,929,483.24 : 43,394,468.12 = 7,364,088.60 : x - Step 2: Convert to fraction form
28,929,483.24/43,394,468.12 = 7,364,088.60/x - Step 3: Cross multiply
28,929,483.24x = 43,394,468.12 × 7,364,088.60 - Step 4: Simplify right side
28,929,483.24x = 319,560,707,985,555.38 - Step 5: Solve for x
x = 319,560,707,985,555.38/28,929,483.24 - Step 6: Final answer
x = 11,046,194.82
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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.