Finding the Fourth Proportional to 90,682,590.24, 136,024,497.36 and 33,151,193.28
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Solution
The fourth proportional to 90,682,590.24, 136,024,497.36 and 33,151,193.28 is: 49,727,013.65
Step by Step Solution
- Step 1: Write the proportion equation
90,682,590.24 : 136,024,497.36 = 33,151,193.28 : x - Step 2: Convert to fraction form
90,682,590.24/136,024,497.36 = 33,151,193.28/x - Step 3: Cross multiply
90,682,590.24x = 136,024,497.36 × 33,151,193.28 - Step 4: Simplify right side
90,682,590.24x = 4,509,374,402,796,210 - Step 5: Solve for x
x = 4,509,374,402,796,210/90,682,590.24 - Step 6: Final answer
x = 49,727,013.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.