Finding the Fourth Proportional to 7,446,624.77, 10,276,281.17 and 4,183,370.79
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Solution
The fourth proportional to 7,446,624.77, 10,276,281.17 and 4,183,370.79 is: 5,773,017.41
Step by Step Solution
- Step 1: Write the proportion equation
7,446,624.77 : 10,276,281.17 = 4,183,370.79 : x - Step 2: Convert to fraction form
7,446,624.77/10,276,281.17 = 4,183,370.79/x - Step 3: Cross multiply
7,446,624.77x = 10,276,281.17 × 4,183,370.79 - Step 4: Simplify right side
7,446,624.77x = 42,989,494,432,639.75 - Step 5: Solve for x
x = 42,989,494,432,639.75/7,446,624.77 - Step 6: Final answer
x = 5,773,017.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.