Finding the Fourth Proportional to 14,005,274.02, 19,326,403.29 and 7,725,873.98
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Solution
The fourth proportional to 14,005,274.02, 19,326,403.29 and 7,725,873.98 is: 10,661,223.49
Step by Step Solution
- Step 1: Write the proportion equation
14,005,274.02 : 19,326,403.29 = 7,725,873.98 : x - Step 2: Convert to fraction form
14,005,274.02/19,326,403.29 = 7,725,873.98/x - Step 3: Cross multiply
14,005,274.02x = 19,326,403.29 × 7,725,873.98 - Step 4: Simplify right side
14,005,274.02x = 149,313,356,280,500.16 - Step 5: Solve for x
x = 149,313,356,280,500.16/14,005,274.02 - Step 6: Final answer
x = 10,661,223.49
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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.