Finding the Fourth Proportional to 35,578,538.17, 49,098,424.68 and 19,281,014.17
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Solution
The fourth proportional to 35,578,538.17, 49,098,424.68 and 19,281,014.17 is: 26,607,822.32
Step by Step Solution
- Step 1: Write the proportion equation
35,578,538.17 : 49,098,424.68 = 19,281,014.17 : x - Step 2: Convert to fraction form
35,578,538.17/49,098,424.68 = 19,281,014.17/x - Step 3: Cross multiply
35,578,538.17x = 49,098,424.68 × 19,281,014.17 - Step 4: Simplify right side
35,578,538.17x = 946,667,421,979,757.75 - Step 5: Solve for x
x = 946,667,421,979,757.75/35,578,538.17 - Step 6: Final answer
x = 26,607,822.32
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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.