Finding the Fourth Proportional to 8,175,606.96, 11,273,041.58 and 5,231,497.53
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Solution
The fourth proportional to 8,175,606.96, 11,273,041.58 and 5,231,497.53 is: 7,213,518.15
Step by Step Solution
- Step 1: Write the proportion equation
8,175,606.96 : 11,273,041.58 = 5,231,497.53 : x - Step 2: Convert to fraction form
8,175,606.96/11,273,041.58 = 5,231,497.53/x - Step 3: Cross multiply
8,175,606.96x = 11,273,041.58 × 5,231,497.53 - Step 4: Simplify right side
8,175,606.96x = 58,974,889,155,199.81 - Step 5: Solve for x
x = 58,974,889,155,199.81/8,175,606.96 - Step 6: Final answer
x = 7,213,518.15
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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.