Finding the Fourth Proportional to 12,994,927.10, 19,471,395.45 and 8,194,024.70
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Solution
The fourth proportional to 12,994,927.10, 19,471,395.45 and 8,194,024.70 is: 12,277,798.41
Step by Step Solution
- Step 1: Write the proportion equation
12,994,927.10 : 19,471,395.45 = 8,194,024.70 : x - Step 2: Convert to fraction form
12,994,927.10/19,471,395.45 = 8,194,024.70/x - Step 3: Cross multiply
12,994,927.10x = 19,471,395.45 × 8,194,024.70 - Step 4: Simplify right side
12,994,927.10x = 159,549,095,260,767.62 - Step 5: Solve for x
x = 159,549,095,260,767.62/12,994,927.10 - Step 6: Final answer
x = 12,277,798.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.