Finding the Fourth Proportional to 68,204,426.22, 102,305,169.76 and 19,018,969.29
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Solution
The fourth proportional to 68,204,426.22, 102,305,169.76 and 19,018,969.29 is: 28,528,044.14
Step by Step Solution
- Step 1: Write the proportion equation
68,204,426.22 : 102,305,169.76 = 19,018,969.29 : x - Step 2: Convert to fraction form
68,204,426.22/102,305,169.76 = 19,018,969.29/x - Step 3: Cross multiply
68,204,426.22x = 102,305,169.76 × 19,018,969.29 - Step 4: Simplify right side
68,204,426.22x = 1,945,738,881,873,676.75 - Step 5: Solve for x
x = 1,945,738,881,873,676.75/68,204,426.22 - Step 6: Final answer
x = 28,528,044.14
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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.