Finding the Fourth Proportional to 6,471,966.11, 9,702,262.44 and 2,637,013.31
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Solution
The fourth proportional to 6,471,966.11, 9,702,262.44 and 2,637,013.31 is: 3,953,202.90
Step by Step Solution
- Step 1: Write the proportion equation
6,471,966.11 : 9,702,262.44 = 2,637,013.31 : x - Step 2: Convert to fraction form
6,471,966.11/9,702,262.44 = 2,637,013.31/x - Step 3: Cross multiply
6,471,966.11x = 9,702,262.44 × 2,637,013.31 - Step 4: Simplify right side
6,471,966.11x = 25,584,995,142,881.77 - Step 5: Solve for x
x = 25,584,995,142,881.77/6,471,966.11 - Step 6: Final answer
x = 3,953,202.90
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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.