Finding the Fourth Proportional to 9,868,863.24, 13,619,125.62 and 5,794,550.28
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Solution
The fourth proportional to 9,868,863.24, 13,619,125.62 and 5,794,550.28 is: 7,996,534.78
Step by Step Solution
- Step 1: Write the proportion equation
9,868,863.24 : 13,619,125.62 = 5,794,550.28 : x - Step 2: Convert to fraction form
9,868,863.24/13,619,125.62 = 5,794,550.28/x - Step 3: Cross multiply
9,868,863.24x = 13,619,125.62 × 5,794,550.28 - Step 4: Simplify right side
9,868,863.24x = 78,916,708,174,726.17 - Step 5: Solve for x
x = 78,916,708,174,726.17/9,868,863.24 - Step 6: Final answer
x = 7,996,534.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.