Finding the Fourth Proportional to 35,578,534.42, 49,098,419.49 and 19,281,010.42
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Solution
The fourth proportional to 35,578,534.42, 49,098,419.49 and 19,281,010.42 is: 26,607,817.14
Step by Step Solution
- Step 1: Write the proportion equation
35,578,534.42 : 49,098,419.49 = 19,281,010.42 : x - Step 2: Convert to fraction form
35,578,534.42/49,098,419.49 = 19,281,010.42/x - Step 3: Cross multiply
35,578,534.42x = 49,098,419.49 × 19,281,010.42 - Step 4: Simplify right side
35,578,534.42x = 946,667,137,792,221.25 - Step 5: Solve for x
x = 946,667,137,792,221.25/35,578,534.42 - Step 6: Final answer
x = 26,607,817.14
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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.