Finding the Fourth Proportional to 8,486,133.09, 12,708,938.48 and 4,884,329.13
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Solution
The fourth proportional to 8,486,133.09, 12,708,938.48 and 4,884,329.13 is: 7,314,832.06
Step by Step Solution
- Step 1: Write the proportion equation
8,486,133.09 : 12,708,938.48 = 4,884,329.13 : x - Step 2: Convert to fraction form
8,486,133.09/12,708,938.48 = 4,884,329.13/x - Step 3: Cross multiply
8,486,133.09x = 12,708,938.48 × 4,884,329.13 - Step 4: Simplify right side
8,486,133.09x = 62,074,638,404,820.27 - Step 5: Solve for x
x = 62,074,638,404,820.27/8,486,133.09 - Step 6: Final answer
x = 7,314,832.06
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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.