Finding the Fourth Proportional to 19,184,551.36, 28,725,260.72 and 14,613,826.64
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Solution
The fourth proportional to 19,184,551.36, 28,725,260.72 and 14,613,826.64 is: 21,881,459.33
Step by Step Solution
- Step 1: Write the proportion equation
19,184,551.36 : 28,725,260.72 = 14,613,826.64 : x - Step 2: Convert to fraction form
19,184,551.36/28,725,260.72 = 14,613,826.64/x - Step 3: Cross multiply
19,184,551.36x = 28,725,260.72 × 14,613,826.64 - Step 4: Simplify right side
19,184,551.36x = 419,785,980,350,881.56 - Step 5: Solve for x
x = 419,785,980,350,881.56/19,184,551.36 - Step 6: Final answer
x = 21,881,459.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.