Finding the Fourth Proportional to 7,427,624.58, 11,144,643.93 and 4,018,312.62
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Solution
The fourth proportional to 7,427,624.58, 11,144,643.93 and 4,018,312.62 is: 6,029,203.94
Step by Step Solution
- Step 1: Write the proportion equation
7,427,624.58 : 11,144,643.93 = 4,018,312.62 : x - Step 2: Convert to fraction form
7,427,624.58/11,144,643.93 = 4,018,312.62/x - Step 3: Cross multiply
7,427,624.58x = 11,144,643.93 × 4,018,312.62 - Step 4: Simplify right side
7,427,624.58x = 44,782,663,349,325.40 - Step 5: Solve for x
x = 44,782,663,349,325.40/7,427,624.58 - Step 6: Final answer
x = 6,029,203.94
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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.