Finding the Fourth Proportional to 52,668,595.61, 72,682,768.64 and 29,464,110.08
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Solution
The fourth proportional to 52,668,595.61, 72,682,768.64 and 29,464,110.08 is: 40,660,531.60
Step by Step Solution
- Step 1: Write the proportion equation
52,668,595.61 : 72,682,768.64 = 29,464,110.08 : x - Step 2: Convert to fraction form
52,668,595.61/72,682,768.64 = 29,464,110.08/x - Step 3: Cross multiply
52,668,595.61x = 72,682,768.64 × 29,464,110.08 - Step 4: Simplify right side
52,668,595.61x = 2,141,533,095,980,811.25 - Step 5: Solve for x
x = 2,141,533,095,980,811.25/52,668,595.61 - Step 6: Final answer
x = 40,660,531.60
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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.