Finding the Fourth Proportional to 25,884,640.80, 35,720,995.68 and 14,282,632.80
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Solution
The fourth proportional to 25,884,640.80, 35,720,995.68 and 14,282,632.80 is: 19,710,138.86
Step by Step Solution
- Step 1: Write the proportion equation
25,884,640.80 : 35,720,995.68 = 14,282,632.80 : x - Step 2: Convert to fraction form
25,884,640.80/35,720,995.68 = 14,282,632.80/x - Step 3: Cross multiply
25,884,640.80x = 35,720,995.68 × 14,282,632.80 - Step 4: Simplify right side
25,884,640.80x = 510,189,864,547,826.31 - Step 5: Solve for x
x = 510,189,864,547,826.31/25,884,640.80 - Step 6: Final answer
x = 19,710,138.86
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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.