Finding the Fourth Proportional to 29,516,111.20, 44,292,829.20 and 17,385,551.20
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Solution
The fourth proportional to 29,516,111.20, 44,292,829.20 and 17,385,551.20 is: 26,089,319.31
Step by Step Solution
- Step 1: Write the proportion equation
29,516,111.20 : 44,292,829.20 = 17,385,551.20 : x - Step 2: Convert to fraction form
29,516,111.20/44,292,829.20 = 17,385,551.20/x - Step 3: Cross multiply
29,516,111.20x = 44,292,829.20 × 17,385,551.20 - Step 4: Simplify right side
29,516,111.20x = 770,055,249,849,455 - Step 5: Solve for x
x = 770,055,249,849,455/29,516,111.20 - Step 6: Final answer
x = 26,089,319.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.