Finding the Fourth Proportional to 7,801,453.44, 11,686,317.12 and 6,367,248
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Solution
The fourth proportional to 7,801,453.44, 11,686,317.12 and 6,367,248 is: 9,537,925.19
Step by Step Solution
- Step 1: Write the proportion equation
7,801,453.44 : 11,686,317.12 = 6,367,248 : x - Step 2: Convert to fraction form
7,801,453.44/11,686,317.12 = 6,367,248/x - Step 3: Cross multiply
7,801,453.44x = 11,686,317.12 × 6,367,248 - Step 4: Simplify right side
7,801,453.44x = 74,409,679,309,685.75 - Step 5: Solve for x
x = 74,409,679,309,685.75/7,801,453.44 - Step 6: Final answer
x = 9,537,925.19
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1.5x scale
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.