Finding the Fourth Proportional to 39,119,246.40, 58,636,879.20 and 14,848,795.20
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Solution
The fourth proportional to 39,119,246.40, 58,636,879.20 and 14,848,795.20 is: 22,257,254.18
Step by Step Solution
- Step 1: Write the proportion equation
39,119,246.40 : 58,636,879.20 = 14,848,795.20 : x - Step 2: Convert to fraction form
39,119,246.40/58,636,879.20 = 14,848,795.20/x - Step 3: Cross multiply
39,119,246.40x = 58,636,879.20 × 14,848,795.20 - Step 4: Simplify right side
39,119,246.40x = 870,687,010,407,939.88 - Step 5: Solve for x
x = 870,687,010,407,939.88/39,119,246.40 - Step 6: Final answer
x = 22,257,254.18
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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.