Finding the Fourth Proportional to 29,309,207.04, 40,465,054.14 and 18,873,378.84
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Solution
The fourth proportional to 29,309,207.04, 40,465,054.14 and 18,873,378.84 is: 26,057,078.09
Step by Step Solution
- Step 1: Write the proportion equation
29,309,207.04 : 40,465,054.14 = 18,873,378.84 : x - Step 2: Convert to fraction form
29,309,207.04/40,465,054.14 = 18,873,378.84/x - Step 3: Cross multiply
29,309,207.04x = 40,465,054.14 × 18,873,378.84 - Step 4: Simplify right side
29,309,207.04x = 763,712,296,565,330.38 - Step 5: Solve for x
x = 763,712,296,565,330.38/29,309,207.04 - Step 6: Final answer
x = 26,057,078.09
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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.