Finding the Fourth Proportional to 50,018,581.56, 69,024,160.05 and 27,692,562.63
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Solution
The fourth proportional to 50,018,581.56, 69,024,160.05 and 27,692,562.63 is: 38,214,915.65
Step by Step Solution
- Step 1: Write the proportion equation
50,018,581.56 : 69,024,160.05 = 27,692,562.63 : x - Step 2: Convert to fraction form
50,018,581.56/69,024,160.05 = 27,692,562.63/x - Step 3: Cross multiply
50,018,581.56x = 69,024,160.05 × 27,692,562.63 - Step 4: Simplify right side
50,018,581.56x = 1,911,455,875,167,768.75 - Step 5: Solve for x
x = 1,911,455,875,167,768.75/50,018,581.56 - Step 6: Final answer
x = 38,214,915.65
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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.