Finding the Fourth Proportional to 50,637,982.07, 75,956,974.02 and 12,299,237.84
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Solution
The fourth proportional to 50,637,982.07, 75,956,974.02 and 12,299,237.84 is: 18,448,856.99
Step by Step Solution
- Step 1: Write the proportion equation
50,637,982.07 : 75,956,974.02 = 12,299,237.84 : x - Step 2: Convert to fraction form
50,637,982.07/75,956,974.02 = 12,299,237.84/x - Step 3: Cross multiply
50,637,982.07x = 75,956,974.02 × 12,299,237.84 - Step 4: Simplify right side
50,637,982.07x = 934,212,889,268,573.25 - Step 5: Solve for x
x = 934,212,889,268,573.25/50,637,982.07 - Step 6: Final answer
x = 18,448,856.99
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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.