Finding the Fourth Proportional to 83,886,538.88, 125,834,292.36 and 26,383,294.08
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Solution
The fourth proportional to 83,886,538.88, 125,834,292.36 and 26,383,294.08 is: 39,576,351.40
Step by Step Solution
- Step 1: Write the proportion equation
83,886,538.88 : 125,834,292.36 = 26,383,294.08 : x - Step 2: Convert to fraction form
83,886,538.88/125,834,292.36 = 26,383,294.08/x - Step 3: Cross multiply
83,886,538.88x = 125,834,292.36 × 26,383,294.08 - Step 4: Simplify right side
83,886,538.88x = 3,319,923,140,682,577 - Step 5: Solve for x
x = 3,319,923,140,682,577/83,886,538.88 - Step 6: Final answer
x = 39,576,351.40
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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.