Finding the Fourth Proportional to 84,238,106.92, 126,364,871.58 and 23,653,424.68
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Solution
The fourth proportional to 84,238,106.92, 126,364,871.58 and 23,653,424.68 is: 35,482,302.27
Step by Step Solution
- Step 1: Write the proportion equation
84,238,106.92 : 126,364,871.58 = 23,653,424.68 : x - Step 2: Convert to fraction form
84,238,106.92/126,364,871.58 = 23,653,424.68/x - Step 3: Cross multiply
84,238,106.92x = 126,364,871.58 × 23,653,424.68 - Step 4: Simplify right side
84,238,106.92x = 2,988,961,972,115,402.50 - Step 5: Solve for x
x = 2,988,961,972,115,402.50/84,238,106.92 - Step 6: Final answer
x = 35,482,302.27
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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.