Finding the Fourth Proportional to 7,960,407.35, 11,940,545.41 and 2,280,637.13
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Solution
The fourth proportional to 7,960,407.35, 11,940,545.41 and 2,280,637.13 is: 3,420,936.90
Step by Step Solution
- Step 1: Write the proportion equation
7,960,407.35 : 11,940,545.41 = 2,280,637.13 : x - Step 2: Convert to fraction form
7,960,407.35/11,940,545.41 = 2,280,637.13/x - Step 3: Cross multiply
7,960,407.35x = 11,940,545.41 × 2,280,637.13 - Step 4: Simplify right side
7,960,407.35x = 27,232,051,214,497.07 - Step 5: Solve for x
x = 27,232,051,214,497.07/7,960,407.35 - Step 6: Final answer
x = 3,420,936.90
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1.5x scale
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.