Finding the Fourth Proportional to 81,006,745.31, 121,496,424.44 and 22,701,014.18
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Solution
The fourth proportional to 81,006,745.31, 121,496,424.44 and 22,701,014.18 is: 34,047,683.85
Step by Step Solution
- Step 1: Write the proportion equation
81,006,745.31 : 121,496,424.44 = 22,701,014.18 : x - Step 2: Convert to fraction form
81,006,745.31/121,496,424.44 = 22,701,014.18/x - Step 3: Cross multiply
81,006,745.31x = 121,496,424.44 × 22,701,014.18 - Step 4: Simplify right side
81,006,745.31x = 2,758,092,053,766,363 - Step 5: Solve for x
x = 2,758,092,053,766,363/81,006,745.31 - Step 6: Final answer
x = 34,047,683.85
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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.