Finding the Fourth Proportional to 15,967,210.12, 22,034,758.05 and 8,625,042.88
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Solution
The fourth proportional to 15,967,210.12, 22,034,758.05 and 8,625,042.88 is: 11,902,563.54
Step by Step Solution
- Step 1: Write the proportion equation
15,967,210.12 : 22,034,758.05 = 8,625,042.88 : x - Step 2: Convert to fraction form
15,967,210.12/22,034,758.05 = 8,625,042.88/x - Step 3: Cross multiply
15,967,210.12x = 22,034,758.05 × 8,625,042.88 - Step 4: Simplify right side
15,967,210.12x = 190,050,733,031,675.22 - Step 5: Solve for x
x = 190,050,733,031,675.22/15,967,210.12 - Step 6: Final answer
x = 11,902,563.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.