Finding the Fourth Proportional to 11,395,418.19, 15,725,723.31 and 6,239,259.51
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Solution
The fourth proportional to 11,395,418.19, 15,725,723.31 and 6,239,259.51 is: 8,610,203.42
Step by Step Solution
- Step 1: Write the proportion equation
11,395,418.19 : 15,725,723.31 = 6,239,259.51 : x - Step 2: Convert to fraction form
11,395,418.19/15,725,723.31 = 6,239,259.51/x - Step 3: Cross multiply
11,395,418.19x = 15,725,723.31 × 6,239,259.51 - Step 4: Simplify right side
11,395,418.19x = 98,116,868,713,546.17 - Step 5: Solve for x
x = 98,116,868,713,546.17/11,395,418.19 - Step 6: Final answer
x = 8,610,203.42
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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.