Finding the Fourth Proportional to 9,796,440.11, 13,519,248.65 and 5,386,352.18
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Solution
The fourth proportional to 9,796,440.11, 13,519,248.65 and 5,386,352.18 is: 7,433,254.69
Step by Step Solution
- Step 1: Write the proportion equation
9,796,440.11 : 13,519,248.65 = 5,386,352.18 : x - Step 2: Convert to fraction form
9,796,440.11/13,519,248.65 = 5,386,352.18/x - Step 3: Cross multiply
9,796,440.11x = 13,519,248.65 × 5,386,352.18 - Step 4: Simplify right side
9,796,440.11x = 72,819,434,343,361.55 - Step 5: Solve for x
x = 72,819,434,343,361.55/9,796,440.11 - Step 6: Final answer
x = 7,433,254.69
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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.