Finding the Fourth Proportional to 58,046,018.72, 87,069,015.11 and 21,160,673.99
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Solution
The fourth proportional to 58,046,018.72, 87,069,015.11 and 21,160,673.99 is: 31,741,006.26
Step by Step Solution
- Step 1: Write the proportion equation
58,046,018.72 : 87,069,015.11 = 21,160,673.99 : x - Step 2: Convert to fraction form
58,046,018.72/87,069,015.11 = 21,160,673.99/x - Step 3: Cross multiply
58,046,018.72x = 87,069,015.11 × 21,160,673.99 - Step 4: Simplify right side
58,046,018.72x = 1,842,439,043,317,159.25 - Step 5: Solve for x
x = 1,842,439,043,317,159.25/58,046,018.72 - Step 6: Final answer
x = 31,741,006.26
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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.