Finding the Fourth Proportional to 56,538,932.80, 84,813,284.08 and 15,598,371.99
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Solution
The fourth proportional to 56,538,932.80, 84,813,284.08 and 15,598,371.99 is: 23,398,905.67
Step by Step Solution
- Step 1: Write the proportion equation
56,538,932.80 : 84,813,284.08 = 15,598,371.99 : x - Step 2: Convert to fraction form
56,538,932.80/84,813,284.08 = 15,598,371.99/x - Step 3: Cross multiply
56,538,932.80x = 84,813,284.08 × 15,598,371.99 - Step 4: Simplify right side
56,538,932.80x = 1,322,949,155,160,223.50 - Step 5: Solve for x
x = 1,322,949,155,160,223.50/56,538,932.80 - Step 6: Final answer
x = 23,398,905.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.