Finding the Fourth Proportional to 6,355,059.48, 8,769,987.95 and 3,454,450.29
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Solution
The fourth proportional to 6,355,059.48, 8,769,987.95 and 3,454,450.29 is: 4,767,144.59
Step by Step Solution
- Step 1: Write the proportion equation
6,355,059.48 : 8,769,987.95 = 3,454,450.29 : x - Step 2: Convert to fraction form
6,355,059.48/8,769,987.95 = 3,454,450.29/x - Step 3: Cross multiply
6,355,059.48x = 8,769,987.95 × 3,454,450.29 - Step 4: Simplify right side
6,355,059.48x = 30,295,487,399,901.75 - Step 5: Solve for x
x = 30,295,487,399,901.75/6,355,059.48 - Step 6: Final answer
x = 4,767,144.59
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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.