Finding the Fourth Proportional to 6,342,029.11, 8,737,635.81 and 6,039,698.23
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Solution
The fourth proportional to 6,342,029.11, 8,737,635.81 and 6,039,698.23 is: 8,321,103.96
Step by Step Solution
- Step 1: Write the proportion equation
6,342,029.11 : 8,737,635.81 = 6,039,698.23 : x - Step 2: Convert to fraction form
6,342,029.11/8,737,635.81 = 6,039,698.23/x - Step 3: Cross multiply
6,342,029.11x = 8,737,635.81 × 6,039,698.23 - Step 4: Simplify right side
6,342,029.11x = 52,772,683,536,041.62 - Step 5: Solve for x
x = 52,772,683,536,041.62/6,342,029.11 - Step 6: Final answer
x = 8,321,103.96
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1.5x scale
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.