Finding the Fourth Proportional to 43,535,102.73, 65,312,101.94 and 13,242,178.41
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Solution
The fourth proportional to 43,535,102.73, 65,312,101.94 and 13,242,178.41 is: 19,866,141.38
Step by Step Solution
- Step 1: Write the proportion equation
43,535,102.73 : 65,312,101.94 = 13,242,178.41 : x - Step 2: Convert to fraction form
43,535,102.73/65,312,101.94 = 13,242,178.41/x - Step 3: Cross multiply
43,535,102.73x = 65,312,101.94 × 13,242,178.41 - Step 4: Simplify right side
43,535,102.73x = 864,874,505,910,455.88 - Step 5: Solve for x
x = 864,874,505,910,455.88/43,535,102.73 - Step 6: Final answer
x = 19,866,141.38
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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.