Finding the Fourth Proportional to 19,617,745.64, 29,433,233.66 and 8,686,442.88
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Solution
The fourth proportional to 19,617,745.64, 29,433,233.66 and 8,686,442.88 is: 13,032,593.43
Step by Step Solution
- Step 1: Write the proportion equation
19,617,745.64 : 29,433,233.66 = 8,686,442.88 : x - Step 2: Convert to fraction form
19,617,745.64/29,433,233.66 = 8,686,442.88/x - Step 3: Cross multiply
19,617,745.64x = 29,433,233.66 × 8,686,442.88 - Step 4: Simplify right side
19,617,745.64x = 255,670,102,917,851.16 - Step 5: Solve for x
x = 255,670,102,917,851.16/19,617,745.64 - Step 6: Final answer
x = 13,032,593.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.