Finding the Fourth Proportional to 92,924,381.24, 128,251,697.07 and 53,787,736.79
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Solution
The fourth proportional to 92,924,381.24, 128,251,697.07 and 53,787,736.79 is: 74,236,367.60
Step by Step Solution
- Step 1: Write the proportion equation
92,924,381.24 : 128,251,697.07 = 53,787,736.79 : x - Step 2: Convert to fraction form
92,924,381.24/128,251,697.07 = 53,787,736.79/x - Step 3: Cross multiply
92,924,381.24x = 128,251,697.07 × 53,787,736.79 - Step 4: Simplify right side
92,924,381.24x = 6,898,368,524,871,974 - Step 5: Solve for x
x = 6,898,368,524,871,974/92,924,381.24 - Step 6: Final answer
x = 74,236,367.60
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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.