Finding the Fourth Proportional to 51,163,362.99, 70,606,364.72 and 27,959,467.95
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Solution
The fourth proportional to 51,163,362.99, 70,606,364.72 and 27,959,467.95 is: 38,584,570.60
Step by Step Solution
- Step 1: Write the proportion equation
51,163,362.99 : 70,606,364.72 = 27,959,467.95 : x - Step 2: Convert to fraction form
51,163,362.99/70,606,364.72 = 27,959,467.95/x - Step 3: Cross multiply
51,163,362.99x = 70,606,364.72 × 27,959,467.95 - Step 4: Simplify right side
51,163,362.99x = 1,974,116,391,315,053.50 - Step 5: Solve for x
x = 1,974,116,391,315,053.50/51,163,362.99 - Step 6: Final answer
x = 38,584,570.60
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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.