Finding the Fourth Proportional to 15,119,563.62, 22,673,039.49 and 4,742,108.94
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Solution
The fourth proportional to 15,119,563.62, 22,673,039.49 and 4,742,108.94 is: 7,111,185.61
Step by Step Solution
- Step 1: Write the proportion equation
15,119,563.62 : 22,673,039.49 = 4,742,108.94 : x - Step 2: Convert to fraction form
15,119,563.62/22,673,039.49 = 4,742,108.94/x - Step 3: Cross multiply
15,119,563.62x = 22,673,039.49 × 4,742,108.94 - Step 4: Simplify right side
15,119,563.62x = 107,518,023,262,502.05 - Step 5: Solve for x
x = 107,518,023,262,502.05/15,119,563.62 - Step 6: Final answer
x = 7,111,185.61
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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.