Finding the Fourth Proportional to 92,541,868.91, 138,811,402.12 and 22,512,756.96
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Solution
The fourth proportional to 92,541,868.91, 138,811,402.12 and 22,512,756.96 is: 33,768,794.55
Step by Step Solution
- Step 1: Write the proportion equation
92,541,868.91 : 138,811,402.12 = 22,512,756.96 : x - Step 2: Convert to fraction form
92,541,868.91/138,811,402.12 = 22,512,756.96/x - Step 3: Cross multiply
92,541,868.91x = 138,811,402.12 × 22,512,756.96 - Step 4: Simplify right side
92,541,868.91x = 3,125,027,358,636,442 - Step 5: Solve for x
x = 3,125,027,358,636,442/92,541,868.91 - Step 6: Final answer
x = 33,768,794.55
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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.