Finding the Fourth Proportional to 19,750,553.55, 29,593,478.50 and 10,518,724.49
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Solution
The fourth proportional to 19,750,553.55, 29,593,478.50 and 10,518,724.49 is: 15,760,856.83
Step by Step Solution
- Step 1: Write the proportion equation
19,750,553.55 : 29,593,478.50 = 10,518,724.49 : x - Step 2: Convert to fraction form
19,750,553.55/29,593,478.50 = 10,518,724.49/x - Step 3: Cross multiply
19,750,553.55x = 29,593,478.50 × 10,518,724.49 - Step 4: Simplify right side
19,750,553.55x = 311,285,646,867,974.25 - Step 5: Solve for x
x = 311,285,646,867,974.25/19,750,553.55 - Step 6: Final answer
x = 15,760,856.83
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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.