Finding the Fourth Proportional to 31,240,796.24, 46,891,420.19 and 15,078,125.41
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Solution
The fourth proportional to 31,240,796.24, 46,891,420.19 and 15,078,125.41 is: 22,631,776.37
Step by Step Solution
- Step 1: Write the proportion equation
31,240,796.24 : 46,891,420.19 = 15,078,125.41 : x - Step 2: Convert to fraction form
31,240,796.24/46,891,420.19 = 15,078,125.41/x - Step 3: Cross multiply
31,240,796.24x = 46,891,420.19 × 15,078,125.41 - Step 4: Simplify right side
31,240,796.24x = 707,034,714,277,826 - Step 5: Solve for x
x = 707,034,714,277,826/31,240,796.24 - Step 6: Final answer
x = 22,631,776.37
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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.