Finding the Fourth Proportional to 47,804,650.24, 65,975,526.68 and 29,230,676.32
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Solution
The fourth proportional to 47,804,650.24, 65,975,526.68 and 29,230,676.32 is: 40,341,457.49
Step by Step Solution
- Step 1: Write the proportion equation
47,804,650.24 : 65,975,526.68 = 29,230,676.32 : x - Step 2: Convert to fraction form
47,804,650.24/65,975,526.68 = 29,230,676.32/x - Step 3: Cross multiply
47,804,650.24x = 65,975,526.68 × 29,230,676.32 - Step 4: Simplify right side
47,804,650.24x = 1,928,509,265,424,604.25 - Step 5: Solve for x
x = 1,928,509,265,424,604.25/47,804,650.24 - Step 6: Final answer
x = 40,341,457.49
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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.