Finding the Fourth Proportional to 18,248,127.12, 27,378,271.08 and 6,118,789.68
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Solution
The fourth proportional to 18,248,127.12, 27,378,271.08 and 6,118,789.68 is: 9,180,223.34
Step by Step Solution
- Step 1: Write the proportion equation
18,248,127.12 : 27,378,271.08 = 6,118,789.68 : x - Step 2: Convert to fraction form
18,248,127.12/27,378,271.08 = 6,118,789.68/x - Step 3: Cross multiply
18,248,127.12x = 27,378,271.08 × 6,118,789.68 - Step 4: Simplify right side
18,248,127.12x = 167,521,882,540,546.44 - Step 5: Solve for x
x = 167,521,882,540,546.44/18,248,127.12 - Step 6: Final answer
x = 9,180,223.34
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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.