Finding the Fourth Proportional to 21,466,806.08, 32,177,808.48 and 8,696,125.76
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Solution
The fourth proportional to 21,466,806.08, 32,177,808.48 and 8,696,125.76 is: 13,035,114.22
Step by Step Solution
- Step 1: Write the proportion equation
21,466,806.08 : 32,177,808.48 = 8,696,125.76 : x - Step 2: Convert to fraction form
21,466,806.08/32,177,808.48 = 8,696,125.76/x - Step 3: Cross multiply
21,466,806.08x = 32,177,808.48 × 8,696,125.76 - Step 4: Simplify right side
21,466,806.08x = 279,822,269,223,274.44 - Step 5: Solve for x
x = 279,822,269,223,274.44/21,466,806.08 - Step 6: Final answer
x = 13,035,114.22
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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.