Finding the Fourth Proportional to 52,467,831.20, 72,405,703.68 and 29,264,453.75
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Solution
The fourth proportional to 52,467,831.20, 72,405,703.68 and 29,264,453.75 is: 40,385,000.07
Step by Step Solution
- Step 1: Write the proportion equation
52,467,831.20 : 72,405,703.68 = 29,264,453.75 : x - Step 2: Convert to fraction form
52,467,831.20/72,405,703.68 = 29,264,453.75/x - Step 3: Cross multiply
52,467,831.20x = 72,405,703.68 × 29,264,453.75 - Step 4: Simplify right side
52,467,831.20x = 2,118,913,366,650,837.25 - Step 5: Solve for x
x = 2,118,913,366,650,837.25/52,467,831.20 - Step 6: Final answer
x = 40,385,000.07
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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.