Finding the Fourth Proportional to 76,671,041.36, 115,042,475.84 and 37,788,296.94
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Solution
The fourth proportional to 76,671,041.36, 115,042,475.84 and 37,788,296.94 is: 56,700,145.98
Step by Step Solution
- Step 1: Write the proportion equation
76,671,041.36 : 115,042,475.84 = 37,788,296.94 : x - Step 2: Convert to fraction form
76,671,041.36/115,042,475.84 = 37,788,296.94/x - Step 3: Cross multiply
76,671,041.36x = 115,042,475.84 × 37,788,296.94 - Step 4: Simplify right side
76,671,041.36x = 4,347,259,237,754,696 - Step 5: Solve for x
x = 4,347,259,237,754,696/76,671,041.36 - Step 6: Final answer
x = 56,700,145.98
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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.