Finding the Fourth Proportional to 39,859,689.12, 59,789,534.45 and 9,567,552.12
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Solution
The fourth proportional to 39,859,689.12, 59,789,534.45 and 9,567,552.12 is: 14,351,328.36
Step by Step Solution
- Step 1: Write the proportion equation
39,859,689.12 : 59,789,534.45 = 9,567,552.12 : x - Step 2: Convert to fraction form
39,859,689.12/59,789,534.45 = 9,567,552.12/x - Step 3: Cross multiply
39,859,689.12x = 59,789,534.45 × 9,567,552.12 - Step 4: Simplify right side
39,859,689.12x = 572,039,487,080,910.50 - Step 5: Solve for x
x = 572,039,487,080,910.50/39,859,689.12 - Step 6: Final answer
x = 14,351,328.36
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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.