Finding the Fourth Proportional to 19,318,334.44, 28,939,639.02 and 11,214,316.84
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Solution
The fourth proportional to 19,318,334.44, 28,939,639.02 and 11,214,316.84 is: 16,799,495.95
Step by Step Solution
- Step 1: Write the proportion equation
19,318,334.44 : 28,939,639.02 = 11,214,316.84 : x - Step 2: Convert to fraction form
19,318,334.44/28,939,639.02 = 11,214,316.84/x - Step 3: Cross multiply
19,318,334.44x = 28,939,639.02 × 11,214,316.84 - Step 4: Simplify right side
19,318,334.44x = 324,538,281,205,507.06 - Step 5: Solve for x
x = 324,538,281,205,507.06/19,318,334.44 - Step 6: Final answer
x = 16,799,495.95
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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.