Finding the Fourth Proportional to 7,487,463.06, 11,201,643.84 and 5,671,060.44
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Solution
The fourth proportional to 7,487,463.06, 11,201,643.84 and 5,671,060.44 is: 8,484,208.70
Step by Step Solution
- Step 1: Write the proportion equation
7,487,463.06 : 11,201,643.84 = 5,671,060.44 : x - Step 2: Convert to fraction form
7,487,463.06/11,201,643.84 = 5,671,060.44/x - Step 3: Cross multiply
7,487,463.06x = 11,201,643.84 × 5,671,060.44 - Step 4: Simplify right side
7,487,463.06x = 63,525,199,243,993.70 - Step 5: Solve for x
x = 63,525,199,243,993.70/7,487,463.06 - Step 6: Final answer
x = 8,484,208.70
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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.