Finding the Fourth Proportional to 23,643,977.28, 32,628,036.96 and 13,330,610.88
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Solution
The fourth proportional to 23,643,977.28, 32,628,036.96 and 13,330,610.88 is: 18,395,875.59
Step by Step Solution
- Step 1: Write the proportion equation
23,643,977.28 : 32,628,036.96 = 13,330,610.88 : x - Step 2: Convert to fraction form
23,643,977.28/32,628,036.96 = 13,330,610.88/x - Step 3: Cross multiply
23,643,977.28x = 32,628,036.96 × 13,330,610.88 - Step 4: Simplify right side
23,643,977.28x = 434,951,664,492,018.19 - Step 5: Solve for x
x = 434,951,664,492,018.19/23,643,977.28 - Step 6: Final answer
x = 18,395,875.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.