Finding the Fourth Proportional to 26,715,833.12, 36,867,920.70 and 14,492,690.12
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Solution
The fourth proportional to 26,715,833.12, 36,867,920.70 and 14,492,690.12 is: 19,999,950.88
Step by Step Solution
- Step 1: Write the proportion equation
26,715,833.12 : 36,867,920.70 = 14,492,690.12 : x - Step 2: Convert to fraction form
26,715,833.12/36,867,920.70 = 14,492,690.12/x - Step 3: Cross multiply
26,715,833.12x = 36,867,920.70 × 14,492,690.12 - Step 4: Simplify right side
26,715,833.12x = 534,315,350,073,833.50 - Step 5: Solve for x
x = 534,315,350,073,833.50/26,715,833.12 - Step 6: Final answer
x = 19,999,950.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.