Finding the Fourth Proportional to 15,627,018.24, 23,448,529.80 and 7,438,926.96
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Solution
The fourth proportional to 15,627,018.24, 23,448,529.80 and 7,438,926.96 is: 11,162,199.84
Step by Step Solution
- Step 1: Write the proportion equation
15,627,018.24 : 23,448,529.80 = 7,438,926.96 : x - Step 2: Convert to fraction form
15,627,018.24/23,448,529.80 = 7,438,926.96/x - Step 3: Cross multiply
15,627,018.24x = 23,448,529.80 × 7,438,926.96 - Step 4: Simplify right side
15,627,018.24x = 174,431,900,501,583.41 - Step 5: Solve for x
x = 174,431,900,501,583.41/15,627,018.24 - Step 6: Final answer
x = 11,162,199.84
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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.