Finding the Fourth Proportional to 27,719,785.86, 38,253,558.33 and 15,329,239.08
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Solution
The fourth proportional to 27,719,785.86, 38,253,558.33 and 15,329,239.08 is: 21,154,490.31
Step by Step Solution
- Step 1: Write the proportion equation
27,719,785.86 : 38,253,558.33 = 15,329,239.08 : x - Step 2: Convert to fraction form
27,719,785.86/38,253,558.33 = 15,329,239.08/x - Step 3: Cross multiply
27,719,785.86x = 38,253,558.33 × 15,329,239.08 - Step 4: Simplify right side
27,719,785.86x = 586,397,941,301,295.50 - Step 5: Solve for x
x = 586,397,941,301,295.50/27,719,785.86 - Step 6: Final answer
x = 21,154,490.31
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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.