Finding the Fourth Proportional to 28,982,830.84, 43,475,874.60 and 9,288,671.44
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Solution
The fourth proportional to 28,982,830.84, 43,475,874.60 and 9,288,671.44 is: 13,933,529.02
Step by Step Solution
- Step 1: Write the proportion equation
28,982,830.84 : 43,475,874.60 = 9,288,671.44 : x - Step 2: Convert to fraction form
28,982,830.84/43,475,874.60 = 9,288,671.44/x - Step 3: Cross multiply
28,982,830.84x = 43,475,874.60 × 9,288,671.44 - Step 4: Simplify right side
28,982,830.84x = 403,833,114,726,041.44 - Step 5: Solve for x
x = 403,833,114,726,041.44/28,982,830.84 - Step 6: Final answer
x = 13,933,529.02
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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.