Finding the Fourth Proportional to 14,269,707.36, 21,407,830.56 and 6,184,040.28
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Solution
The fourth proportional to 14,269,707.36, 21,407,830.56 and 6,184,040.28 is: 9,277,477.33
Step by Step Solution
- Step 1: Write the proportion equation
14,269,707.36 : 21,407,830.56 = 6,184,040.28 : x - Step 2: Convert to fraction form
14,269,707.36/21,407,830.56 = 6,184,040.28/x - Step 3: Cross multiply
14,269,707.36x = 21,407,830.56 × 6,184,040.28 - Step 4: Simplify right side
14,269,707.36x = 132,386,886,490,454.95 - Step 5: Solve for x
x = 132,386,886,490,454.95/14,269,707.36 - Step 6: Final answer
x = 9,277,477.33
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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.