Finding the Fourth Proportional to 17,771,037.75, 26,657,590.02 and 4,992,538.92
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Solution
The fourth proportional to 17,771,037.75, 26,657,590.02 and 4,992,538.92 is: 7,489,098.70
Step by Step Solution
- Step 1: Write the proportion equation
17,771,037.75 : 26,657,590.02 = 4,992,538.92 : x - Step 2: Convert to fraction form
17,771,037.75/26,657,590.02 = 4,992,538.92/x - Step 3: Cross multiply
17,771,037.75x = 26,657,590.02 × 4,992,538.92 - Step 4: Simplify right side
17,771,037.75x = 133,089,055,688,253.58 - Step 5: Solve for x
x = 133,089,055,688,253.58/17,771,037.75 - Step 6: Final answer
x = 7,489,098.70
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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.