Finding the Fourth Proportional to 5,249,894.99, 7,877,665.80 and 5,058,808.07
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Solution
The fourth proportional to 5,249,894.99, 7,877,665.80 and 5,058,808.07 is: 7,590,932.66
Step by Step Solution
- Step 1: Write the proportion equation
5,249,894.99 : 7,877,665.80 = 5,058,808.07 : x - Step 2: Convert to fraction form
5,249,894.99/7,877,665.80 = 5,058,808.07/x - Step 3: Cross multiply
5,249,894.99x = 7,877,665.80 × 5,058,808.07 - Step 4: Simplify right side
5,249,894.99x = 39,851,599,282,414.68 - Step 5: Solve for x
x = 39,851,599,282,414.68/5,249,894.99 - Step 6: Final answer
x = 7,590,932.66
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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.