Finding the Fourth Proportional to 35,006,128.56, 48,313,326.42 and 19,537,209.54
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Solution
The fourth proportional to 35,006,128.56, 48,313,326.42 and 19,537,209.54 is: 26,964,066.60
Step by Step Solution
- Step 1: Write the proportion equation
35,006,128.56 : 48,313,326.42 = 19,537,209.54 : x - Step 2: Convert to fraction form
35,006,128.56/48,313,326.42 = 19,537,209.54/x - Step 3: Cross multiply
35,006,128.56x = 48,313,326.42 × 19,537,209.54 - Step 4: Simplify right side
35,006,128.56x = 943,907,581,841,958 - Step 5: Solve for x
x = 943,907,581,841,958/35,006,128.56 - Step 6: Final answer
x = 26,964,066.60
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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.