Finding the Fourth Proportional to 7,698,991.56, 10,625,101.58 and 4,435,746.98
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Solution
The fourth proportional to 7,698,991.56, 10,625,101.58 and 4,435,746.98 is: 6,121,615.00
Step by Step Solution
- Step 1: Write the proportion equation
7,698,991.56 : 10,625,101.58 = 4,435,746.98 : x - Step 2: Convert to fraction form
7,698,991.56/10,625,101.58 = 4,435,746.98/x - Step 3: Cross multiply
7,698,991.56x = 10,625,101.58 × 4,435,746.98 - Step 4: Simplify right side
7,698,991.56x = 47,130,262,245,678.23 - Step 5: Solve for x
x = 47,130,262,245,678.23/7,698,991.56 - Step 6: Final answer
x = 6,121,615.00
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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.