Finding the Fourth Proportional to 41,416,949.68, 57,155,563.74 and 22,831,681.84
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Solution
The fourth proportional to 41,416,949.68, 57,155,563.74 and 22,831,681.84 is: 31,507,816.41
Step by Step Solution
- Step 1: Write the proportion equation
41,416,949.68 : 57,155,563.74 = 22,831,681.84 : x - Step 2: Convert to fraction form
41,416,949.68/57,155,563.74 = 22,831,681.84/x - Step 3: Cross multiply
41,416,949.68x = 57,155,563.74 × 22,831,681.84 - Step 4: Simplify right side
41,416,949.68x = 1,304,957,646,697,520.50 - Step 5: Solve for x
x = 1,304,957,646,697,520.50/41,416,949.68 - Step 6: Final answer
x = 31,507,816.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.