Finding the Fourth Proportional to 7,289,604.52, 10,058,792.12 and 4,026,224.63
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Solution
The fourth proportional to 7,289,604.52, 10,058,792.12 and 4,026,224.63 is: 5,555,713.82
Step by Step Solution
- Step 1: Write the proportion equation
7,289,604.52 : 10,058,792.12 = 4,026,224.63 : x - Step 2: Convert to fraction form
7,289,604.52/10,058,792.12 = 4,026,224.63/x - Step 3: Cross multiply
7,289,604.52x = 10,058,792.12 × 4,026,224.63 - Step 4: Simplify right side
7,289,604.52x = 40,498,956,545,127.41 - Step 5: Solve for x
x = 40,498,956,545,127.41/7,289,604.52 - Step 6: Final answer
x = 5,555,713.82
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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.