Finding the Fourth Proportional to 8,523,471.58, 12,785,119.86 and 4,926,950.08
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Solution
The fourth proportional to 8,523,471.58, 12,785,119.86 and 4,926,950.08 is: 7,390,374.54
Step by Step Solution
- Step 1: Write the proportion equation
8,523,471.58 : 12,785,119.86 = 4,926,950.08 : x - Step 2: Convert to fraction form
8,523,471.58/12,785,119.86 = 4,926,950.08/x - Step 3: Cross multiply
8,523,471.58x = 12,785,119.86 × 4,926,950.08 - Step 4: Simplify right side
8,523,471.58x = 62,991,647,317,036.59 - Step 5: Solve for x
x = 62,991,647,317,036.59/8,523,471.58 - Step 6: Final answer
x = 7,390,374.54
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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.