Finding the Fourth Proportional to 15,471,189.14, 23,204,209.73 and 4,685,925.74
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Solution
The fourth proportional to 15,471,189.14, 23,204,209.73 and 4,685,925.74 is: 7,028,108.99
Step by Step Solution
- Step 1: Write the proportion equation
15,471,189.14 : 23,204,209.73 = 4,685,925.74 : x - Step 2: Convert to fraction form
15,471,189.14/23,204,209.73 = 4,685,925.74/x - Step 3: Cross multiply
15,471,189.14x = 23,204,209.73 × 4,685,925.74 - Step 4: Simplify right side
15,471,189.14x = 108,733,203,510,714.78 - Step 5: Solve for x
x = 108,733,203,510,714.78/15,471,189.14 - Step 6: Final answer
x = 7,028,108.99
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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.