Finding the Fourth Proportional to 75,969,866.68, 104,838,455.46 and 41,162,584.48
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Solution
The fourth proportional to 75,969,866.68, 104,838,455.46 and 41,162,584.48 is: 56,804,387.95
Step by Step Solution
- Step 1: Write the proportion equation
75,969,866.68 : 104,838,455.46 = 41,162,584.48 : x - Step 2: Convert to fraction form
75,969,866.68/104,838,455.46 = 41,162,584.48/x - Step 3: Cross multiply
75,969,866.68x = 104,838,455.46 × 41,162,584.48 - Step 4: Simplify right side
75,969,866.68x = 4,315,421,779,624,966.50 - Step 5: Solve for x
x = 4,315,421,779,624,966.50/75,969,866.68 - Step 6: Final answer
x = 56,804,387.95
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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.