Finding the Fourth Proportional to 19,035,910.08, 28,553,864.40 and 5,572,738.08
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Solution
The fourth proportional to 19,035,910.08, 28,553,864.40 and 5,572,738.08 is: 8,359,106.91
Step by Step Solution
- Step 1: Write the proportion equation
19,035,910.08 : 28,553,864.40 = 5,572,738.08 : x - Step 2: Convert to fraction form
19,035,910.08/28,553,864.40 = 5,572,738.08/x - Step 3: Cross multiply
19,035,910.08x = 28,553,864.40 × 5,572,738.08 - Step 4: Simplify right side
19,035,910.08x = 159,123,207,473,036.34 - Step 5: Solve for x
x = 159,123,207,473,036.34/19,035,910.08 - Step 6: Final answer
x = 8,359,106.91
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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.