Finding the Fourth Proportional to 76,565,952.47, 114,820,789.70 and 27,368,530.08
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Solution
The fourth proportional to 76,565,952.47, 114,820,789.70 and 27,368,530.08 is: 41,042,736.82
Step by Step Solution
- Step 1: Write the proportion equation
76,565,952.47 : 114,820,789.70 = 27,368,530.08 : x - Step 2: Convert to fraction form
76,565,952.47/114,820,789.70 = 27,368,530.08/x - Step 3: Cross multiply
76,565,952.47x = 114,820,789.70 × 27,368,530.08 - Step 4: Simplify right side
76,565,952.47x = 3,142,476,236,576,961 - Step 5: Solve for x
x = 3,142,476,236,576,961/76,565,952.47 - Step 6: Final answer
x = 41,042,736.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.