Finding the Fourth Proportional to 7,298,315.16, 10,071,497.36 and 4,035,045.84
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Solution
The fourth proportional to 7,298,315.16, 10,071,497.36 and 4,035,045.84 is: 5,568,265.09
Step by Step Solution
- Step 1: Write the proportion equation
7,298,315.16 : 10,071,497.36 = 4,035,045.84 : x - Step 2: Convert to fraction form
7,298,315.16/10,071,497.36 = 4,035,045.84/x - Step 3: Cross multiply
7,298,315.16x = 10,071,497.36 × 4,035,045.84 - Step 4: Simplify right side
7,298,315.16x = 40,638,953,525,038.98 - Step 5: Solve for x
x = 40,638,953,525,038.98/7,298,315.16 - Step 6: Final answer
x = 5,568,265.09
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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.