Finding the Fourth Proportional to 14,690,857.70, 22,014,772.95 and 13,174,537.70
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Solution
The fourth proportional to 14,690,857.70, 22,014,772.95 and 13,174,537.70 is: 19,742,513.48
Step by Step Solution
- Step 1: Write the proportion equation
14,690,857.70 : 22,014,772.95 = 13,174,537.70 : x - Step 2: Convert to fraction form
14,690,857.70/22,014,772.95 = 13,174,537.70/x - Step 3: Cross multiply
14,690,857.70x = 22,014,772.95 × 13,174,537.70 - Step 4: Simplify right side
14,690,857.70x = 290,034,456,186,715.19 - Step 5: Solve for x
x = 290,034,456,186,715.19/14,690,857.70 - Step 6: Final answer
x = 19,742,513.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.