Finding the Fourth Proportional to 19,385,080.97, 26,751,415.99 and 10,564,534.40
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Solution
The fourth proportional to 19,385,080.97, 26,751,415.99 and 10,564,534.40 is: 14,579,059.78
Step by Step Solution
- Step 1: Write the proportion equation
19,385,080.97 : 26,751,415.99 = 10,564,534.40 : x - Step 2: Convert to fraction form
19,385,080.97/26,751,415.99 = 10,564,534.40/x - Step 3: Cross multiply
19,385,080.97x = 26,751,415.99 × 10,564,534.40 - Step 4: Simplify right side
19,385,080.97x = 282,616,254,314,896.62 - Step 5: Solve for x
x = 282,616,254,314,896.62/19,385,080.97 - Step 6: Final answer
x = 14,579,059.78
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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.