Finding the Fourth Proportional to 32,641,860.09, 48,961,018.25 and 9,920,985.87
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Solution
The fourth proportional to 32,641,860.09, 48,961,018.25 and 9,920,985.87 is: 14,880,940.27
Step by Step Solution
- Step 1: Write the proportion equation
32,641,860.09 : 48,961,018.25 = 9,920,985.87 : x - Step 2: Convert to fraction form
32,641,860.09/48,961,018.25 = 9,920,985.87/x - Step 3: Cross multiply
32,641,860.09x = 48,961,018.25 × 9,920,985.87 - Step 4: Simplify right side
32,641,860.09x = 485,741,570,239,062.06 - Step 5: Solve for x
x = 485,741,570,239,062.06/32,641,860.09 - Step 6: Final answer
x = 14,880,940.27
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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.