Finding the Fourth Proportional to 66,475,631.54, 99,726,899.99 and 23,348,197.98
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Solution
The fourth proportional to 66,475,631.54, 99,726,899.99 and 23,348,197.98 is: 35,027,021.95
Step by Step Solution
- Step 1: Write the proportion equation
66,475,631.54 : 99,726,899.99 = 23,348,197.98 : x - Step 2: Convert to fraction form
66,475,631.54/99,726,899.99 = 23,348,197.98/x - Step 3: Cross multiply
66,475,631.54x = 99,726,899.99 × 23,348,197.98 - Step 4: Simplify right side
66,475,631.54x = 2,328,443,404,781,439 - Step 5: Solve for x
x = 2,328,443,404,781,439/66,475,631.54 - Step 6: Final answer
x = 35,027,021.95
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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.