Finding the Fourth Proportional to 47,246,804.70, 65,209,045.68 and 27,666,549.96
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Solution
The fourth proportional to 47,246,804.70, 65,209,045.68 and 27,666,549.96 is: 38,184,790.10
Step by Step Solution
- Step 1: Write the proportion equation
47,246,804.70 : 65,209,045.68 = 27,666,549.96 : x - Step 2: Convert to fraction form
47,246,804.70/65,209,045.68 = 27,666,549.96/x - Step 3: Cross multiply
47,246,804.70x = 65,209,045.68 × 27,666,549.96 - Step 4: Simplify right side
47,246,804.70x = 1,804,109,320,149,642.25 - Step 5: Solve for x
x = 1,804,109,320,149,642.25/47,246,804.70 - Step 6: Final answer
x = 38,184,790.10
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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.