Finding the Fourth Proportional to 15,889,340.94, 23,803,929.20 and 9,392,966.79
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Solution
The fourth proportional to 15,889,340.94, 23,803,929.20 and 9,392,966.79 is: 14,071,667.12
Step by Step Solution
- Step 1: Write the proportion equation
15,889,340.94 : 23,803,929.20 = 9,392,966.79 : x - Step 2: Convert to fraction form
15,889,340.94/23,803,929.20 = 9,392,966.79/x - Step 3: Cross multiply
15,889,340.94x = 23,803,929.20 × 9,392,966.79 - Step 4: Simplify right side
15,889,340.94x = 223,589,516,381,328.97 - Step 5: Solve for x
x = 223,589,516,381,328.97/15,889,340.94 - Step 6: Final answer
x = 14,071,667.12
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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.