Finding the Fourth Proportional to 9,999,295.04, 13,798,984.59 and 5,589,014.84
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Solution
The fourth proportional to 9,999,295.04, 13,798,984.59 and 5,589,014.84 is: 7,712,816.69
Step by Step Solution
- Step 1: Write the proportion equation
9,999,295.04 : 13,798,984.59 = 5,589,014.84 : x - Step 2: Convert to fraction form
9,999,295.04/13,798,984.59 = 5,589,014.84/x - Step 3: Cross multiply
9,999,295.04x = 13,798,984.59 × 5,589,014.84 - Step 4: Simplify right side
9,999,295.04x = 77,122,729,650,441.31 - Step 5: Solve for x
x = 77,122,729,650,441.31/9,999,295.04 - Step 6: Final answer
x = 7,712,816.69
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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.