Finding the Fourth Proportional to 47,312,536.60, 65,292,150.82 and 27,747,536.19
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Solution
The fourth proportional to 47,312,536.60, 65,292,150.82 and 27,747,536.19 is: 38,292,098.62
Step by Step Solution
- Step 1: Write the proportion equation
47,312,536.60 : 65,292,150.82 = 27,747,536.19 : x - Step 2: Convert to fraction form
47,312,536.60/65,292,150.82 = 27,747,536.19/x - Step 3: Cross multiply
47,312,536.60x = 65,292,150.82 × 27,747,536.19 - Step 4: Simplify right side
47,312,536.60x = 1,811,696,317,571,953.75 - Step 5: Solve for x
x = 1,811,696,317,571,953.75/47,312,536.60 - Step 6: Final answer
x = 38,292,098.62
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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.