Finding the Fourth Proportional to 19,852,901.99, 29,772,658.10 and 7,553,945.63
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Solution
The fourth proportional to 19,852,901.99, 29,772,658.10 and 7,553,945.63 is: 11,328,371.06
Step by Step Solution
- Step 1: Write the proportion equation
19,852,901.99 : 29,772,658.10 = 7,553,945.63 : x - Step 2: Convert to fraction form
19,852,901.99/29,772,658.10 = 7,553,945.63/x - Step 3: Cross multiply
19,852,901.99x = 29,772,658.10 × 7,553,945.63 - Step 4: Simplify right side
19,852,901.99x = 224,901,040,361,346.06 - Step 5: Solve for x
x = 224,901,040,361,346.06/19,852,901.99 - Step 6: Final answer
x = 11,328,371.06
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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.