Finding the Fourth Proportional to 93,485,406.09, 129,016,539.64 and 51,668,571.20
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Solution
The fourth proportional to 93,485,406.09, 129,016,539.64 and 51,668,571.20 is: 71,306,319.80
Step by Step Solution
- Step 1: Write the proportion equation
93,485,406.09 : 129,016,539.64 = 51,668,571.20 : x - Step 2: Convert to fraction form
93,485,406.09/129,016,539.64 = 51,668,571.20/x - Step 3: Cross multiply
93,485,406.09x = 129,016,539.64 × 51,668,571.20 - Step 4: Simplify right side
93,485,406.09x = 6,666,100,263,496,088 - Step 5: Solve for x
x = 6,666,100,263,496,088/93,485,406.09 - Step 6: Final answer
x = 71,306,319.80
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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.