Finding the Fourth Proportional to 7,244,915.80, 10,867,373.70 and 3,885,683.80
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Solution
The fourth proportional to 7,244,915.80, 10,867,373.70 and 3,885,683.80 is: 5,828,525.70
Step by Step Solution
- Step 1: Write the proportion equation
7,244,915.80 : 10,867,373.70 = 3,885,683.80 : x - Step 2: Convert to fraction form
7,244,915.80/10,867,373.70 = 3,885,683.80/x - Step 3: Cross multiply
7,244,915.80x = 10,867,373.70 × 3,885,683.80 - Step 4: Simplify right side
7,244,915.80x = 42,227,177,934,636.05 - Step 5: Solve for x
x = 42,227,177,934,636.05/7,244,915.80 - Step 6: Final answer
x = 5,828,525.70
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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.