Finding the Fourth Proportional to 86,070,462, 129,105,049.92 and 24,659,673.12
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Solution
The fourth proportional to 86,070,462, 129,105,049.92 and 24,659,673.12 is: 36,989,325.43
Step by Step Solution
- Step 1: Write the proportion equation
86,070,462 : 129,105,049.92 = 24,659,673.12 : x - Step 2: Convert to fraction form
86,070,462/129,105,049.92 = 24,659,673.12/x - Step 3: Cross multiply
86,070,462x = 129,105,049.92 × 24,659,673.12 - Step 4: Simplify right side
86,070,462x = 3,183,688,329,168,482.50 - Step 5: Solve for x
x = 3,183,688,329,168,482.50/86,070,462 - Step 6: Final answer
x = 36,989,325.43
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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.