Finding the Fourth Proportional to 11,486,248.53, 15,851,127.66 and 6,329,795.01
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Solution
The fourth proportional to 11,486,248.53, 15,851,127.66 and 6,329,795.01 is: 8,735,174.81
Step by Step Solution
- Step 1: Write the proportion equation
11,486,248.53 : 15,851,127.66 = 6,329,795.01 : x - Step 2: Convert to fraction form
11,486,248.53/15,851,127.66 = 6,329,795.01/x - Step 3: Cross multiply
11,486,248.53x = 15,851,127.66 × 6,329,795.01 - Step 4: Simplify right side
11,486,248.53x = 100,334,388,765,140.97 - Step 5: Solve for x
x = 100,334,388,765,140.97/11,486,248.53 - Step 6: Final answer
x = 8,735,174.81
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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.