Finding the Fourth Proportional to 26,989,404.70, 40,484,107.05 and 24,385,999.90
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Solution
The fourth proportional to 26,989,404.70, 40,484,107.05 and 24,385,999.90 is: 36,578,999.85
Step by Step Solution
- Step 1: Write the proportion equation
26,989,404.70 : 40,484,107.05 = 24,385,999.90 : x - Step 2: Convert to fraction form
26,989,404.70/40,484,107.05 = 24,385,999.90/x - Step 3: Cross multiply
26,989,404.70x = 40,484,107.05 × 24,385,999.90 - Step 4: Simplify right side
26,989,404.70x = 987,245,430,472,889.12 - Step 5: Solve for x
x = 987,245,430,472,889.12/26,989,404.70 - Step 6: Final answer
x = 36,578,999.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.