Finding the Fourth Proportional to 40,814,295.12, 56,323,728.29 and 22,479,580.62
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Solution
The fourth proportional to 40,814,295.12, 56,323,728.29 and 22,479,580.62 is: 31,021,821.82
Step by Step Solution
- Step 1: Write the proportion equation
40,814,295.12 : 56,323,728.29 = 22,479,580.62 : x - Step 2: Convert to fraction form
40,814,295.12/56,323,728.29 = 22,479,580.62/x - Step 3: Cross multiply
40,814,295.12x = 56,323,728.29 × 22,479,580.62 - Step 4: Simplify right side
40,814,295.12x = 1,266,133,790,970,228.75 - Step 5: Solve for x
x = 1,266,133,790,970,228.75/40,814,295.12 - Step 6: Final answer
x = 31,021,821.82
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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.