Finding the Fourth Proportional to 32,641,867.71, 48,961,029.69 and 9,920,993.49
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Solution
The fourth proportional to 32,641,867.71, 48,961,029.69 and 9,920,993.49 is: 14,880,951.70
Step by Step Solution
- Step 1: Write the proportion equation
32,641,867.71 : 48,961,029.69 = 9,920,993.49 : x - Step 2: Convert to fraction form
32,641,867.71/48,961,029.69 = 9,920,993.49/x - Step 3: Cross multiply
32,641,867.71x = 48,961,029.69 × 9,920,993.49 - Step 4: Simplify right side
32,641,867.71x = 485,742,056,818,186.69 - Step 5: Solve for x
x = 485,742,056,818,186.69/32,641,867.71 - Step 6: Final answer
x = 14,880,951.70
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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.