Finding the Fourth Proportional to 47,246,804.20, 65,209,044.99 and 27,666,549.46
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Solution
The fourth proportional to 47,246,804.20, 65,209,044.99 and 27,666,549.46 is: 38,184,789.41
Step by Step Solution
- Step 1: Write the proportion equation
47,246,804.20 : 65,209,044.99 = 27,666,549.46 : x - Step 2: Convert to fraction form
47,246,804.20/65,209,044.99 = 27,666,549.46/x - Step 3: Cross multiply
47,246,804.20x = 65,209,044.99 × 27,666,549.46 - Step 4: Simplify right side
47,246,804.20x = 1,804,109,268,455,200.25 - Step 5: Solve for x
x = 1,804,109,268,455,200.25/47,246,804.20 - Step 6: Final answer
x = 38,184,789.41
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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.