Finding the Fourth Proportional to 6,413,028.55, 8,849,987.99 and 3,472,850.77
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Solution
The fourth proportional to 6,413,028.55, 8,849,987.99 and 3,472,850.77 is: 4,792,538.71
Step by Step Solution
- Step 1: Write the proportion equation
6,413,028.55 : 8,849,987.99 = 3,472,850.77 : x - Step 2: Convert to fraction form
6,413,028.55/8,849,987.99 = 3,472,850.77/x - Step 3: Cross multiply
6,413,028.55x = 8,849,987.99 × 3,472,850.77 - Step 4: Simplify right side
6,413,028.55x = 30,734,687,605,562.25 - Step 5: Solve for x
x = 30,734,687,605,562.25/6,413,028.55 - Step 6: Final answer
x = 4,792,538.71
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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.