Finding the Fourth Proportional to 11,362,424.94, 15,679,903.86 and 6,205,807.26
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Solution
The fourth proportional to 11,362,424.94, 15,679,903.86 and 6,205,807.26 is: 8,563,881.54
Step by Step Solution
- Step 1: Write the proportion equation
11,362,424.94 : 15,679,903.86 = 6,205,807.26 : x - Step 2: Convert to fraction form
11,362,424.94/15,679,903.86 = 6,205,807.26/x - Step 3: Cross multiply
11,362,424.94x = 15,679,903.86 × 6,205,807.26 - Step 4: Simplify right side
11,362,424.94x = 97,306,461,210,490.02 - Step 5: Solve for x
x = 97,306,461,210,490.02/11,362,424.94 - Step 6: Final answer
x = 8,563,881.54
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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.