Finding the Fourth Proportional to 47,536,908.42, 65,601,206.46 and 27,958,621.98
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Solution
The fourth proportional to 47,536,908.42, 65,601,206.46 and 27,958,621.98 is: 38,583,058.80
Step by Step Solution
- Step 1: Write the proportion equation
47,536,908.42 : 65,601,206.46 = 27,958,621.98 : x - Step 2: Convert to fraction form
47,536,908.42/65,601,206.46 = 27,958,621.98/x - Step 3: Cross multiply
47,536,908.42x = 65,601,206.46 × 27,958,621.98 - Step 4: Simplify right side
47,536,908.42x = 1,834,119,332,847,074 - Step 5: Solve for x
x = 1,834,119,332,847,074/47,536,908.42 - Step 6: Final answer
x = 38,583,058.80
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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.