Finding the Fourth Proportional to 26,367,347.20, 39,576,591.36 and 12,730,109.44
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Solution
The fourth proportional to 26,367,347.20, 39,576,591.36 and 12,730,109.44 is: 19,107,509.58
Step by Step Solution
- Step 1: Write the proportion equation
26,367,347.20 : 39,576,591.36 = 12,730,109.44 : x - Step 2: Convert to fraction form
26,367,347.20/39,576,591.36 = 12,730,109.44/x - Step 3: Cross multiply
26,367,347.20x = 39,576,591.36 × 12,730,109.44 - Step 4: Simplify right side
26,367,347.20x = 503,814,339,274,958.44 - Step 5: Solve for x
x = 503,814,339,274,958.44/26,367,347.20 - Step 6: Final answer
x = 19,107,509.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.