Finding the Fourth Proportional to 10,879,038.12, 16,278,306.66 and 6,563,591.40
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Solution
The fourth proportional to 10,879,038.12, 16,278,306.66 and 6,563,591.40 is: 9,821,102.97
Step by Step Solution
- Step 1: Write the proportion equation
10,879,038.12 : 16,278,306.66 = 6,563,591.40 : x - Step 2: Convert to fraction form
10,879,038.12/16,278,306.66 = 6,563,591.40/x - Step 3: Cross multiply
10,879,038.12x = 16,278,306.66 × 6,563,591.40 - Step 4: Simplify right side
10,879,038.12x = 106,844,153,600,138.73 - Step 5: Solve for x
x = 106,844,153,600,138.73/10,879,038.12 - Step 6: Final answer
x = 9,821,102.97
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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.