Finding the Fourth Proportional to 14,368,509.41, 21,543,187.08 and 6,980,587.06
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Solution
The fourth proportional to 14,368,509.41, 21,543,187.08 and 6,980,587.06 is: 10,466,227.82
Step by Step Solution
- Step 1: Write the proportion equation
14,368,509.41 : 21,543,187.08 = 6,980,587.06 : x - Step 2: Convert to fraction form
14,368,509.41/21,543,187.08 = 6,980,587.06/x - Step 3: Cross multiply
14,368,509.41x = 21,543,187.08 × 6,980,587.06 - Step 4: Simplify right side
14,368,509.41x = 150,384,092,864,422.06 - Step 5: Solve for x
x = 150,384,092,864,422.06/14,368,509.41 - Step 6: Final answer
x = 10,466,227.82
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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.