Finding the Fourth Proportional to 9,475,718.36, 13,076,491.11 and 5,124,804.68
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Solution
The fourth proportional to 9,475,718.36, 13,076,491.11 and 5,124,804.68 is: 7,072,230.33
Step by Step Solution
- Step 1: Write the proportion equation
9,475,718.36 : 13,076,491.11 = 5,124,804.68 : x - Step 2: Convert to fraction form
9,475,718.36/13,076,491.11 = 5,124,804.68/x - Step 3: Cross multiply
9,475,718.36x = 13,076,491.11 × 5,124,804.68 - Step 4: Simplify right side
9,475,718.36x = 67,014,462,773,123.94 - Step 5: Solve for x
x = 67,014,462,773,123.94/9,475,718.36 - Step 6: Final answer
x = 7,072,230.33
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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.