Finding the Fourth Proportional to 29,524,570.80, 44,286,856.20 and 8,249,434.80
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Solution
The fourth proportional to 29,524,570.80, 44,286,856.20 and 8,249,434.80 is: 12,374,152.20
Step by Step Solution
- Step 1: Write the proportion equation
29,524,570.80 : 44,286,856.20 = 8,249,434.80 : x - Step 2: Convert to fraction form
29,524,570.80/44,286,856.20 = 8,249,434.80/x - Step 3: Cross multiply
29,524,570.80x = 44,286,856.20 × 8,249,434.80 - Step 4: Simplify right side
29,524,570.80x = 365,341,532,718,875.75 - Step 5: Solve for x
x = 365,341,532,718,875.75/29,524,570.80 - Step 6: Final answer
x = 12,374,152.20
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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.