Finding the Fourth Proportional to 19,176,506.66, 26,455,152.62 and 11,734,523.12
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Solution
The fourth proportional to 19,176,506.66, 26,455,152.62 and 11,734,523.12 is: 16,188,485.50
Step by Step Solution
- Step 1: Write the proportion equation
19,176,506.66 : 26,455,152.62 = 11,734,523.12 : x - Step 2: Convert to fraction form
19,176,506.66/26,455,152.62 = 11,734,523.12/x - Step 3: Cross multiply
19,176,506.66x = 26,455,152.62 × 11,734,523.12 - Step 4: Simplify right side
19,176,506.66x = 310,438,600,062,518.56 - Step 5: Solve for x
x = 310,438,600,062,518.56/19,176,506.66 - Step 6: Final answer
x = 16,188,485.50
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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.