Finding the Fourth Proportional to 56,438,658.06, 84,648,917.97 and 15,488,531.34
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Solution
The fourth proportional to 56,438,658.06, 84,648,917.97 and 15,488,531.34 is: 23,230,308.16
Step by Step Solution
- Step 1: Write the proportion equation
56,438,658.06 : 84,648,917.97 = 15,488,531.34 : x - Step 2: Convert to fraction form
56,438,658.06/84,648,917.97 = 15,488,531.34/x - Step 3: Cross multiply
56,438,658.06x = 84,648,917.97 × 15,488,531.34 - Step 4: Simplify right side
56,438,658.06x = 1,311,087,418,875,434.25 - Step 5: Solve for x
x = 1,311,087,418,875,434.25/56,438,658.06 - Step 6: Final answer
x = 23,230,308.16
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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.