Finding the Fourth Proportional to 6,242,554.20, 9,363,831.30 and 5,764,257.30
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Solution
The fourth proportional to 6,242,554.20, 9,363,831.30 and 5,764,257.30 is: 8,646,385.95
Step by Step Solution
- Step 1: Write the proportion equation
6,242,554.20 : 9,363,831.30 = 5,764,257.30 : x - Step 2: Convert to fraction form
6,242,554.20/9,363,831.30 = 5,764,257.30/x - Step 3: Cross multiply
6,242,554.20x = 9,363,831.30 × 5,764,257.30 - Step 4: Simplify right side
6,242,554.20x = 53,975,532,926,993.49 - Step 5: Solve for x
x = 53,975,532,926,993.49/6,242,554.20 - Step 6: Final answer
x = 8,646,385.95
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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.