Finding the Fourth Proportional to 7,537,386.24, 10,400,648.94 and 5,095,310.76
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Solution
The fourth proportional to 7,537,386.24, 10,400,648.94 and 5,095,310.76 is: 7,030,890.65
Step by Step Solution
- Step 1: Write the proportion equation
7,537,386.24 : 10,400,648.94 = 5,095,310.76 : x - Step 2: Convert to fraction form
7,537,386.24/10,400,648.94 = 5,095,310.76/x - Step 3: Cross multiply
7,537,386.24x = 10,400,648.94 × 5,095,310.76 - Step 4: Simplify right side
7,537,386.24x = 52,994,538,454,964.59 - Step 5: Solve for x
x = 52,994,538,454,964.59/7,537,386.24 - Step 6: Final answer
x = 7,030,890.65
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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.