Finding the Fourth Proportional to 52,668,536.61, 72,682,686.81 and 29,464,051.08
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Solution
The fourth proportional to 52,668,536.61, 72,682,686.81 and 29,464,051.08 is: 40,660,449.95
Step by Step Solution
- Step 1: Write the proportion equation
52,668,536.61 : 72,682,686.81 = 29,464,051.08 : x - Step 2: Convert to fraction form
52,668,536.61/72,682,686.81 = 29,464,051.08/x - Step 3: Cross multiply
52,668,536.61x = 72,682,686.81 × 29,464,051.08 - Step 4: Simplify right side
52,668,536.61x = 2,141,526,396,801,482.25 - Step 5: Solve for x
x = 2,141,526,396,801,482.25/52,668,536.61 - Step 6: Final answer
x = 40,660,449.95
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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.