Finding the Fourth Proportional to 27,462,080.36, 37,899,442.35 and 15,238,937.36
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Solution
The fourth proportional to 27,462,080.36, 37,899,442.35 and 15,238,937.36 is: 21,030,716.55
Step by Step Solution
- Step 1: Write the proportion equation
27,462,080.36 : 37,899,442.35 = 15,238,937.36 : x - Step 2: Convert to fraction form
27,462,080.36/37,899,442.35 = 15,238,937.36/x - Step 3: Cross multiply
27,462,080.36x = 37,899,442.35 × 15,238,937.36 - Step 4: Simplify right side
27,462,080.36x = 577,547,227,761,084 - Step 5: Solve for x
x = 577,547,227,761,084/27,462,080.36 - Step 6: Final answer
x = 21,030,716.55
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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.