Finding the Fourth Proportional to 8,462,323.84, 11,675,123.04 and 5,408,299.84
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Solution
The fourth proportional to 8,462,323.84, 11,675,123.04 and 5,408,299.84 is: 7,461,610.70
Step by Step Solution
- Step 1: Write the proportion equation
8,462,323.84 : 11,675,123.04 = 5,408,299.84 : x - Step 2: Convert to fraction form
8,462,323.84/11,675,123.04 = 5,408,299.84/x - Step 3: Cross multiply
8,462,323.84x = 11,675,123.04 × 5,408,299.84 - Step 4: Simplify right side
8,462,323.84x = 63,142,566,069,212.30 - Step 5: Solve for x
x = 63,142,566,069,212.30/8,462,323.84 - Step 6: Final answer
x = 7,461,610.70
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1.5x scale
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.