Finding the Fourth Proportional to 9,934,607.40, 14,901,911.10 and 9,346,741.80
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Solution
The fourth proportional to 9,934,607.40, 14,901,911.10 and 9,346,741.80 is: 14,020,112.70
Step by Step Solution
- Step 1: Write the proportion equation
9,934,607.40 : 14,901,911.10 = 9,346,741.80 : x - Step 2: Convert to fraction form
9,934,607.40/14,901,911.10 = 9,346,741.80/x - Step 3: Cross multiply
9,934,607.40x = 14,901,911.10 × 9,346,741.80 - Step 4: Simplify right side
9,934,607.40x = 139,284,315,378,253.98 - Step 5: Solve for x
x = 139,284,315,378,253.98/9,934,607.40 - Step 6: Final answer
x = 14,020,112.70
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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.