Finding the Fourth Proportional to 27,563,188.24, 38,037,200.28 and 15,342,932.08
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Solution
The fourth proportional to 27,563,188.24, 38,037,200.28 and 15,342,932.08 is: 21,173,246.55
Step by Step Solution
- Step 1: Write the proportion equation
27,563,188.24 : 38,037,200.28 = 15,342,932.08 : x - Step 2: Convert to fraction form
27,563,188.24/38,037,200.28 = 15,342,932.08/x - Step 3: Cross multiply
27,563,188.24x = 38,037,200.28 × 15,342,932.08 - Step 4: Simplify right side
27,563,188.24x = 583,602,180,409,397 - Step 5: Solve for x
x = 583,602,180,409,397/27,563,188.24 - Step 6: Final answer
x = 21,173,246.55
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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.