Finding the Fourth Proportional to 61,178,687.99, 84,428,329.76 and 33,303,195.87
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Solution
The fourth proportional to 61,178,687.99, 84,428,329.76 and 33,303,195.87 is: 45,959,357.66
Step by Step Solution
- Step 1: Write the proportion equation
61,178,687.99 : 84,428,329.76 = 33,303,195.87 : x - Step 2: Convert to fraction form
61,178,687.99/84,428,329.76 = 33,303,195.87/x - Step 3: Cross multiply
61,178,687.99x = 84,428,329.76 × 33,303,195.87 - Step 4: Simplify right side
61,178,687.99x = 2,811,733,202,615,995 - Step 5: Solve for x
x = 2,811,733,202,615,995/61,178,687.99 - Step 6: Final answer
x = 45,959,357.66
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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.