Finding the Fourth Proportional to 9,783,101.80, 14,674,652.70 and 6,381,879.40
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Solution
The fourth proportional to 9,783,101.80, 14,674,652.70 and 6,381,879.40 is: 9,572,819.10
Step by Step Solution
- Step 1: Write the proportion equation
9,783,101.80 : 14,674,652.70 = 6,381,879.40 : x - Step 2: Convert to fraction form
9,783,101.80/14,674,652.70 = 6,381,879.40/x - Step 3: Cross multiply
9,783,101.80x = 14,674,652.70 × 6,381,879.40 - Step 4: Simplify right side
9,783,101.80x = 93,651,863,768,284.38 - Step 5: Solve for x
x = 93,651,863,768,284.38/9,783,101.80 - Step 6: Final answer
x = 9,572,819.10
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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.