Finding the Fourth Proportional to 27,328,067.51, 37,712,734.90 and 14,938,209.95
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Solution
The fourth proportional to 27,328,067.51, 37,712,734.90 and 14,938,209.95 is: 20,614,730.69
Step by Step Solution
- Step 1: Write the proportion equation
27,328,067.51 : 37,712,734.90 = 14,938,209.95 : x - Step 2: Convert to fraction form
27,328,067.51/37,712,734.90 = 14,938,209.95/x - Step 3: Cross multiply
27,328,067.51x = 37,712,734.90 × 14,938,209.95 - Step 4: Simplify right side
27,328,067.51x = 563,360,751,781,828.62 - Step 5: Solve for x
x = 563,360,751,781,828.62/27,328,067.51 - Step 6: Final answer
x = 20,614,730.69
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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.