Finding the Fourth Proportional to 8,885,381.55, 13,332,990.38 and 4,336,467.99
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Solution
The fourth proportional to 8,885,381.55, 13,332,990.38 and 4,336,467.99 is: 6,507,102.22
Step by Step Solution
- Step 1: Write the proportion equation
8,885,381.55 : 13,332,990.38 = 4,336,467.99 : x - Step 2: Convert to fraction form
8,885,381.55/13,332,990.38 = 4,336,467.99/x - Step 3: Cross multiply
8,885,381.55x = 13,332,990.38 × 4,336,467.99 - Step 4: Simplify right side
8,885,381.55x = 57,818,085,972,165.60 - Step 5: Solve for x
x = 57,818,085,972,165.60/8,885,381.55 - Step 6: Final answer
x = 6,507,102.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.