Finding the Fourth Proportional to 7,343,726.63, 10,140,461.01 and 6,126,413.13
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Solution
The fourth proportional to 7,343,726.63, 10,140,461.01 and 6,126,413.13 is: 8,459,554.21
Step by Step Solution
- Step 1: Write the proportion equation
7,343,726.63 : 10,140,461.01 = 6,126,413.13 : x - Step 2: Convert to fraction form
7,343,726.63/10,140,461.01 = 6,126,413.13/x - Step 3: Cross multiply
7,343,726.63x = 10,140,461.01 × 6,126,413.13 - Step 4: Simplify right side
7,343,726.63x = 62,124,653,475,917.06 - Step 5: Solve for x
x = 62,124,653,475,917.06/7,343,726.63 - Step 6: Final answer
x = 8,459,554.21
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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.