Finding the Fourth Proportional to 7,460,417.71, 11,190,625.95 and 2,069,068.06
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Solution
The fourth proportional to 7,460,417.71, 11,190,625.95 and 2,069,068.06 is: 3,103,601.92
Step by Step Solution
- Step 1: Write the proportion equation
7,460,417.71 : 11,190,625.95 = 2,069,068.06 : x - Step 2: Convert to fraction form
7,460,417.71/11,190,625.95 = 2,069,068.06/x - Step 3: Cross multiply
7,460,417.71x = 11,190,625.95 × 2,069,068.06 - Step 4: Simplify right side
7,460,417.71x = 23,154,166,746,299.45 - Step 5: Solve for x
x = 23,154,166,746,299.45/7,460,417.71 - Step 6: Final answer
x = 3,103,601.92
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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.