Finding the Fourth Proportional to 45,963,571.56, 68,924,160.06 and 13,603,903.08
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Solution
The fourth proportional to 45,963,571.56, 68,924,160.06 and 13,603,903.08 is: 20,399,580.83
Step by Step Solution
- Step 1: Write the proportion equation
45,963,571.56 : 68,924,160.06 = 13,603,903.08 : x - Step 2: Convert to fraction form
45,963,571.56/68,924,160.06 = 13,603,903.08/x - Step 3: Cross multiply
45,963,571.56x = 68,924,160.06 × 13,603,903.08 - Step 4: Simplify right side
45,963,571.56x = 937,637,593,326,647 - Step 5: Solve for x
x = 937,637,593,326,647/45,963,571.56 - Step 6: Final answer
x = 20,399,580.83
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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.