Finding the Fourth Proportional to 69,209,348.23, 95,508,644.97 and 39,031,445.53
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Solution
The fourth proportional to 69,209,348.23, 95,508,644.97 and 39,031,445.53 is: 53,863,250.69
Step by Step Solution
- Step 1: Write the proportion equation
69,209,348.23 : 95,508,644.97 = 39,031,445.53 : x - Step 2: Convert to fraction form
69,209,348.23/95,508,644.97 = 39,031,445.53/x - Step 3: Cross multiply
69,209,348.23x = 95,508,644.97 × 39,031,445.53 - Step 4: Simplify right side
69,209,348.23x = 3,727,840,473,790,663.50 - Step 5: Solve for x
x = 3,727,840,473,790,663.50/69,209,348.23 - Step 6: Final answer
x = 53,863,250.69
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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.