Finding the Fourth Proportional to 41,853,490.58, 62,782,679.14 and 12,708,280.35
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Solution
The fourth proportional to 41,853,490.58, 62,782,679.14 and 12,708,280.35 is: 19,063,162.39
Step by Step Solution
- Step 1: Write the proportion equation
41,853,490.58 : 62,782,679.14 = 12,708,280.35 : x - Step 2: Convert to fraction form
41,853,490.58/62,782,679.14 = 12,708,280.35/x - Step 3: Cross multiply
41,853,490.58x = 62,782,679.14 × 12,708,280.35 - Step 4: Simplify right side
41,853,490.58x = 797,859,887,603,446.25 - Step 5: Solve for x
x = 797,859,887,603,446.25/41,853,490.58 - Step 6: Final answer
x = 19,063,162.39
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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.