Finding the Fourth Proportional to 74,221,115.68, 102,430,749.72 and 41,187,617.92
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Solution
The fourth proportional to 74,221,115.68, 102,430,749.72 and 41,187,617.92 is: 56,842,025.94
Step by Step Solution
- Step 1: Write the proportion equation
74,221,115.68 : 102,430,749.72 = 41,187,617.92 : x - Step 2: Convert to fraction form
74,221,115.68/102,430,749.72 = 41,187,617.92/x - Step 3: Cross multiply
74,221,115.68x = 102,430,749.72 × 41,187,617.92 - Step 4: Simplify right side
74,221,115.68x = 4,218,878,582,726,507 - Step 5: Solve for x
x = 4,218,878,582,726,507/74,221,115.68 - Step 6: Final answer
x = 56,842,025.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.