Finding the Fourth Proportional to 19,739,979.08, 29,597,283.18 and 8,233,384.76
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Solution
The fourth proportional to 19,739,979.08, 29,597,283.18 and 8,233,384.76 is: 12,344,786.15
Step by Step Solution
- Step 1: Write the proportion equation
19,739,979.08 : 29,597,283.18 = 8,233,384.76 : x - Step 2: Convert to fraction form
19,739,979.08/29,597,283.18 = 8,233,384.76/x - Step 3: Cross multiply
19,739,979.08x = 29,597,283.18 × 8,233,384.76 - Step 4: Simplify right side
19,739,979.08x = 243,685,820,271,616.31 - Step 5: Solve for x
x = 243,685,820,271,616.31/19,739,979.08 - Step 6: Final answer
x = 12,344,786.15
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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.