Finding the Fourth Proportional to 48,354,929.80, 72,532,394.70 and 16,442,225.80
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Solution
The fourth proportional to 48,354,929.80, 72,532,394.70 and 16,442,225.80 is: 24,663,338.70
Step by Step Solution
- Step 1: Write the proportion equation
48,354,929.80 : 72,532,394.70 = 16,442,225.80 : x - Step 2: Convert to fraction form
48,354,929.80/72,532,394.70 = 16,442,225.80/x - Step 3: Cross multiply
48,354,929.80x = 72,532,394.70 × 16,442,225.80 - Step 4: Simplify right side
48,354,929.80x = 1,192,594,011,472,123.25 - Step 5: Solve for x
x = 1,192,594,011,472,123.25/48,354,929.80 - Step 6: Final answer
x = 24,663,338.70
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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.