Finding the Fourth Proportional to 19,564,830.20, 29,378,738.10 and 14,777,924.60
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Solution
The fourth proportional to 19,564,830.20, 29,378,738.10 and 14,777,924.60 is: 22,190,674.39
Step by Step Solution
- Step 1: Write the proportion equation
19,564,830.20 : 29,378,738.10 = 14,777,924.60 : x - Step 2: Convert to fraction form
19,564,830.20/29,378,738.10 = 14,777,924.60/x - Step 3: Cross multiply
19,564,830.20x = 29,378,738.10 × 14,777,924.60 - Step 4: Simplify right side
19,564,830.20x = 434,156,776,484,947.25 - Step 5: Solve for x
x = 434,156,776,484,947.25/19,564,830.20 - Step 6: Final answer
x = 22,190,674.39
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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.