Finding the Fourth Proportional to 49,679,262.84, 74,514,625.36 and 30,243,444.24
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Solution
The fourth proportional to 49,679,262.84, 74,514,625.36 and 30,243,444.24 is: 45,362,567.56
Step by Step Solution
- Step 1: Write the proportion equation
49,679,262.84 : 74,514,625.36 = 30,243,444.24 : x - Step 2: Convert to fraction form
49,679,262.84/74,514,625.36 = 30,243,444.24/x - Step 3: Cross multiply
49,679,262.84x = 74,514,625.36 × 30,243,444.24 - Step 4: Simplify right side
49,679,262.84x = 2,253,578,917,139,650 - Step 5: Solve for x
x = 2,253,578,917,139,650/49,679,262.84 - Step 6: Final answer
x = 45,362,567.56
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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.