Finding the Fourth Proportional to 27,206,320.91, 37,544,354.35 and 15,445,482.37
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Solution
The fourth proportional to 27,206,320.91, 37,544,354.35 and 15,445,482.37 is: 21,314,556.46
Step by Step Solution
- Step 1: Write the proportion equation
27,206,320.91 : 37,544,354.35 = 15,445,482.37 : x - Step 2: Convert to fraction form
27,206,320.91/37,544,354.35 = 15,445,482.37/x - Step 3: Cross multiply
27,206,320.91x = 37,544,354.35 × 15,445,482.37 - Step 4: Simplify right side
27,206,320.91x = 579,890,663,073,483.12 - Step 5: Solve for x
x = 579,890,663,073,483.12/27,206,320.91 - Step 6: Final answer
x = 21,314,556.46
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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.