Finding the Fourth Proportional to 6,572,981.08, 9,867,590.79 and 3,118,024.09
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Solution
The fourth proportional to 6,572,981.08, 9,867,590.79 and 3,118,024.09 is: 4,680,887.62
Step by Step Solution
- Step 1: Write the proportion equation
6,572,981.08 : 9,867,590.79 = 3,118,024.09 : x - Step 2: Convert to fraction form
6,572,981.08/9,867,590.79 = 3,118,024.09/x - Step 3: Cross multiply
6,572,981.08x = 9,867,590.79 × 3,118,024.09 - Step 4: Simplify right side
6,572,981.08x = 30,767,385,793,482.12 - Step 5: Solve for x
x = 30,767,385,793,482.12/6,572,981.08 - Step 6: Final answer
x = 4,680,887.62
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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.