Finding the Fourth Proportional to 75,580,964.08, 113,303,933.40 and 29,512,115.28
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Solution
The fourth proportional to 75,580,964.08, 113,303,933.40 and 29,512,115.28 is: 44,241,811.21
Step by Step Solution
- Step 1: Write the proportion equation
75,580,964.08 : 113,303,933.40 = 29,512,115.28 : x - Step 2: Convert to fraction form
75,580,964.08/113,303,933.40 = 29,512,115.28/x - Step 3: Cross multiply
75,580,964.08x = 113,303,933.40 × 29,512,115.28 - Step 4: Simplify right side
75,580,964.08x = 3,343,838,744,178,242.50 - Step 5: Solve for x
x = 3,343,838,744,178,242.50/75,580,964.08 - Step 6: Final answer
x = 44,241,811.21
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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.