Finding the Fourth Proportional to 27,828,238.58, 38,387,014.00 and 17,356,073.97
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Solution
The fourth proportional to 27,828,238.58, 38,387,014.00 and 17,356,073.97 is: 23,941,431.02
Step by Step Solution
- Step 1: Write the proportion equation
27,828,238.58 : 38,387,014.00 = 17,356,073.97 : x - Step 2: Convert to fraction form
27,828,238.58/38,387,014.00 = 17,356,073.97/x - Step 3: Cross multiply
27,828,238.58x = 38,387,014.00 × 17,356,073.97 - Step 4: Simplify right side
27,828,238.58x = 666,247,854,384,645.12 - Step 5: Solve for x
x = 666,247,854,384,645.12/27,828,238.58 - Step 6: Final answer
x = 23,941,431.02
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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.