Finding the Fourth Proportional to 8,461,359.26, 12,697,081.98 and 3,070,430.24
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Solution
The fourth proportional to 8,461,359.26, 12,697,081.98 and 3,070,430.24 is: 4,607,475.38
Step by Step Solution
- Step 1: Write the proportion equation
8,461,359.26 : 12,697,081.98 = 3,070,430.24 : x - Step 2: Convert to fraction form
8,461,359.26/12,697,081.98 = 3,070,430.24/x - Step 3: Cross multiply
8,461,359.26x = 12,697,081.98 × 3,070,430.24 - Step 4: Simplify right side
8,461,359.26x = 38,985,504,471,151.08 - Step 5: Solve for x
x = 38,985,504,471,151.08/8,461,359.26 - Step 6: Final answer
x = 4,607,475.38
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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.