Finding the Fourth Proportional to 81,254,093.94, 121,879,729.26 and 32,730,707.34
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Solution
The fourth proportional to 81,254,093.94, 121,879,729.26 and 32,730,707.34 is: 49,095,492.37
Step by Step Solution
- Step 1: Write the proportion equation
81,254,093.94 : 121,879,729.26 = 32,730,707.34 : x - Step 2: Convert to fraction form
81,254,093.94/121,879,729.26 = 32,730,707.34/x - Step 3: Cross multiply
81,254,093.94x = 121,879,729.26 × 32,730,707.34 - Step 4: Simplify right side
81,254,093.94x = 3,989,209,749,087,495 - Step 5: Solve for x
x = 3,989,209,749,087,495/81,254,093.94 - Step 6: Final answer
x = 49,095,492.37
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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.