Finding the Fourth Proportional to 56,379,823.16, 77,811,554.34 and 31,934,360.12
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Solution
The fourth proportional to 56,379,823.16, 77,811,554.34 and 31,934,360.12 is: 44,073,607.52
Step by Step Solution
- Step 1: Write the proportion equation
56,379,823.16 : 77,811,554.34 = 31,934,360.12 : x - Step 2: Convert to fraction form
56,379,823.16/77,811,554.34 = 31,934,360.12/x - Step 3: Cross multiply
56,379,823.16x = 77,811,554.34 × 31,934,360.12 - Step 4: Simplify right side
56,379,823.16x = 2,484,862,197,790,509 - Step 5: Solve for x
x = 2,484,862,197,790,509/56,379,823.16 - Step 6: Final answer
x = 44,073,607.52
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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.