Finding the Fourth Proportional to 19,543,364.79, 29,319,550.85 and 6,763,869.65
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Solution
The fourth proportional to 19,543,364.79, 29,319,550.85 and 6,763,869.65 is: 10,147,363.17
Step by Step Solution
- Step 1: Write the proportion equation
19,543,364.79 : 29,319,550.85 = 6,763,869.65 : x - Step 2: Convert to fraction form
19,543,364.79/29,319,550.85 = 6,763,869.65/x - Step 3: Cross multiply
19,543,364.79x = 29,319,550.85 × 6,763,869.65 - Step 4: Simplify right side
19,543,364.79x = 198,313,620,145,946.72 - Step 5: Solve for x
x = 198,313,620,145,946.72/19,543,364.79 - Step 6: Final answer
x = 10,147,363.17
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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.