Finding the Fourth Proportional to 40,814,296.12, 56,323,729.67 and 22,479,581.62
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Solution
The fourth proportional to 40,814,296.12, 56,323,729.67 and 22,479,581.62 is: 31,021,823.20
Step by Step Solution
- Step 1: Write the proportion equation
40,814,296.12 : 56,323,729.67 = 22,479,581.62 : x - Step 2: Convert to fraction form
40,814,296.12/56,323,729.67 = 22,479,581.62/x - Step 3: Cross multiply
40,814,296.12x = 56,323,729.67 × 22,479,581.62 - Step 4: Simplify right side
40,814,296.12x = 1,266,133,878,259,580.75 - Step 5: Solve for x
x = 1,266,133,878,259,580.75/40,814,296.12 - Step 6: Final answer
x = 31,021,823.20
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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.