Finding the Fourth Proportional to 56,791,903.76, 85,153,804.18 and 27,588,234.84
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Solution
The fourth proportional to 56,791,903.76, 85,153,804.18 and 27,588,234.84 is: 41,365,810.82
Step by Step Solution
- Step 1: Write the proportion equation
56,791,903.76 : 85,153,804.18 = 27,588,234.84 : x - Step 2: Convert to fraction form
56,791,903.76/85,153,804.18 = 27,588,234.84/x - Step 3: Cross multiply
56,791,903.76x = 85,153,804.18 × 27,588,234.84 - Step 4: Simplify right side
56,791,903.76x = 2,349,243,147,483,203 - Step 5: Solve for x
x = 2,349,243,147,483,203/56,791,903.76 - Step 6: Final answer
x = 41,365,810.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.