Finding the Fourth Proportional to 95,793,977.21, 132,253,113.58 and 62,811,762.47
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Solution
The fourth proportional to 95,793,977.21, 132,253,113.58 and 62,811,762.47 is: 86,717,885.59
Step by Step Solution
- Step 1: Write the proportion equation
95,793,977.21 : 132,253,113.58 = 62,811,762.47 : x - Step 2: Convert to fraction form
95,793,977.21/132,253,113.58 = 62,811,762.47/x - Step 3: Cross multiply
95,793,977.21x = 132,253,113.58 × 62,811,762.47 - Step 4: Simplify right side
95,793,977.21x = 8,307,051,155,286,597 - Step 5: Solve for x
x = 8,307,051,155,286,597/95,793,977.21 - Step 6: Final answer
x = 86,717,885.59
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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.