Finding the Fourth Proportional to 26,288,472.99, 39,397,461.81 and 20,459,697.06
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Solution
The fourth proportional to 26,288,472.99, 39,397,461.81 and 20,459,697.06 is: 30,662,113.16
Step by Step Solution
- Step 1: Write the proportion equation
26,288,472.99 : 39,397,461.81 = 20,459,697.06 : x - Step 2: Convert to fraction form
26,288,472.99/39,397,461.81 = 20,459,697.06/x - Step 3: Cross multiply
26,288,472.99x = 39,397,461.81 × 20,459,697.06 - Step 4: Simplify right side
26,288,472.99x = 806,060,133,565,519.25 - Step 5: Solve for x
x = 806,060,133,565,519.25/26,288,472.99 - Step 6: Final answer
x = 30,662,113.16
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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.