Finding the Fourth Proportional to 43,415,547.09, 65,109,494.22 and 14,262,619.08
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Solution
The fourth proportional to 43,415,547.09, 65,109,494.22 and 14,262,619.08 is: 21,389,386.45
Step by Step Solution
- Step 1: Write the proportion equation
43,415,547.09 : 65,109,494.22 = 14,262,619.08 : x - Step 2: Convert to fraction form
43,415,547.09/65,109,494.22 = 14,262,619.08/x - Step 3: Cross multiply
43,415,547.09x = 65,109,494.22 × 14,262,619.08 - Step 4: Simplify right side
43,415,547.09x = 928,631,914,551,321.75 - Step 5: Solve for x
x = 928,631,914,551,321.75/43,415,547.09 - Step 6: Final answer
x = 21,389,386.45
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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.