Finding the Fourth Proportional to 18,437,216.10, 25,443,362.70 and 10,177,282.95
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Solution
The fourth proportional to 18,437,216.10, 25,443,362.70 and 10,177,282.95 is: 14,044,652.95
Step by Step Solution
- Step 1: Write the proportion equation
18,437,216.10 : 25,443,362.70 = 10,177,282.95 : x - Step 2: Convert to fraction form
18,437,216.10/25,443,362.70 = 10,177,282.95/x - Step 3: Cross multiply
18,437,216.10x = 25,443,362.70 × 10,177,282.95 - Step 4: Simplify right side
18,437,216.10x = 258,944,301,397,375.94 - Step 5: Solve for x
x = 258,944,301,397,375.94/18,437,216.10 - Step 6: Final answer
x = 14,044,652.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.