Finding the Fourth Proportional to 7,054,395.41, 10,563,644.73 and 4,650,948.02
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Solution
The fourth proportional to 7,054,395.41, 10,563,644.73 and 4,650,948.02 is: 6,964,588.70
Step by Step Solution
- Step 1: Write the proportion equation
7,054,395.41 : 10,563,644.73 = 4,650,948.02 : x - Step 2: Convert to fraction form
7,054,395.41/10,563,644.73 = 4,650,948.02/x - Step 3: Cross multiply
7,054,395.41x = 10,563,644.73 × 4,650,948.02 - Step 4: Simplify right side
7,054,395.41x = 49,130,962,540,976.93 - Step 5: Solve for x
x = 49,130,962,540,976.93/7,054,395.41 - Step 6: Final answer
x = 6,964,588.70
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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.