Finding the Fourth Proportional to 93,159,473.58, 128,560,600.17 and 54,024,486.39
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Solution
The fourth proportional to 93,159,473.58, 128,560,600.17 and 54,024,486.39 is: 74,554,096.62
Step by Step Solution
- Step 1: Write the proportion equation
93,159,473.58 : 128,560,600.17 = 54,024,486.39 : x - Step 2: Convert to fraction form
93,159,473.58/128,560,600.17 = 54,024,486.39/x - Step 3: Cross multiply
93,159,473.58x = 128,560,600.17 × 54,024,486.39 - Step 4: Simplify right side
93,159,473.58x = 6,945,420,394,174,397 - Step 5: Solve for x
x = 6,945,420,394,174,397/93,159,473.58 - Step 6: Final answer
x = 74,554,096.62
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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.