Finding the Fourth Proportional to 47,246,803.70, 65,209,044.30 and 27,666,548.96
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Solution
The fourth proportional to 47,246,803.70, 65,209,044.30 and 27,666,548.96 is: 38,184,788.72
Step by Step Solution
- Step 1: Write the proportion equation
47,246,803.70 : 65,209,044.30 = 27,666,548.96 : x - Step 2: Convert to fraction form
47,246,803.70/65,209,044.30 = 27,666,548.96/x - Step 3: Cross multiply
47,246,803.70x = 65,209,044.30 × 27,666,548.96 - Step 4: Simplify right side
47,246,803.70x = 1,804,109,216,760,759 - Step 5: Solve for x
x = 1,804,109,216,760,759/47,246,803.70 - Step 6: Final answer
x = 38,184,788.72
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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.